SUNKKO S788H-USB Precision Pulse Spot Welder Review

FNRSI Battery Spot Welder, 5000m Portable Handheld Spot Welder Double Pulse 4 Combination Gears Adjustable Spot Welding 0.1MM-0.25MM for Iron/Stainless Steel/Nickel Strip /18650 Battery Pack

$56.99 @ Amazon.com

【Double Pulses Welding】Two pulses are released simultaneously in welding-one cleans the oxide layer on welderment, reducing the spark spattering, and the other keeps on welding to ensure the consistency of energy output and improvement o f welding stability

【A-Grade Battery& 2in1】 The spot welder is equipped with 2 high rate power A-Grade batteries (5000mAH large capacity) . You could use it to weld thousands of spots after fully charged. And you could also use it as a power bank

【Adjustable Output& Wide Application】4 combination gear adjustment. The welding thickness is 0.1-0.25mm. It can be used to weld nickel sheet, iron sheet, statinless steel sheet, aluminum sheet

【Brass Spot Welding Pen 】The head of welding pen is detachable. You don`t need to replace the whole welding pen if the head is damged. And the welding pen is made of brass, solid and endurable!

【Colorful Screen】With 1.8 inch LCD colorful screen, shows you the welding status, the battery voltage, temperature, preheat time, pulse time, interval time, charging voltage/current/power and over temperature/low voltage/short circuit warning indicator

FNRSI Battery Spot Welder, 5000m Portable Handheld Spot Welder Double Pulse 4 Combination Gears Adjustable Spot Welding 0.1MM-0.25MM for Iron/Stainless Steel/Nickel Strip /18650 Battery Pack

Battery Spot Welder, Portable Handheld Spot Welder Double Pulse Upgraded Enhanced 99 Gears Adjustable Spot Welding 0.1MM-0.25MM for Iron/Stainless Steel/Nickel Strip /18650 Battery Pack

$65.99 @ Amazon.com

【5.0Ah Battery with Type-C Charging】5000mAh battery with 99 Gears; Delivers over 800 welds on a full charge; Support Type-C charging at the same time you can charge other devices with USB port; Durable performance reduces frequent recharging, ensuring continuous work on large project

【Widely Used】 Micro spot welder is mainly used for battery nickel welding, can be used for 18650/21650 and other cylindrical lithium batteries, nickel-metal hydride/cadmium-nickel batteries and other spot welding. You can also repair cell phone batteries, solder lenses. And you could also use it as a power bank

【Intelligent and Safe】 The 18650 spot welder kit features upgraded chip for convenient operation; The spot welder will automatically stops when temperature exceeds 60℃/140°F to prevent damage. Note: Practice several times to find the right welding strength

【 Brass Spot Welding Pen 】The head of welding pen is detachable. You don`t need to replace the whole welding pen if the head is damged. And the welding pen is made of brass, solid and endurable!

【Colorful Screen】With 1.8 inch LCD colorful screen, shows you the welding status, the battery voltage, temperature, preheat time, pulse time, interval time, charging voltage/current/power and over temperature/low voltage/short circuit warning indicator

Battery Spot Welder, Portable Handheld Spot Welder Double Pulse Upgraded Enhanced 99 Gears Adjustable Spot Welding 0.1MM-0.25MM for Iron/Stainless Steel/Nickel Strip /18650 Battery Pack

Battery Spot Welder, AWithZ Handheld Spot Welder 11 Gear Adjustable, Automatic and Manual Modes Battery Welder for 18650 Battery, Welding Nickel Sheets, Iron (Black-H1)

$29.99 @ Amazon.com

NO Spot Welding Pen------No need for a spot welding pen when going out or at home, handheld spot welder that does not require additional spot welding pens, carry it with you and it's convenient to go anywhere. It combines the built-in power supply and welding pen into one, making it easy to weld without the need for an external welding pen.

Widely Used - Suitable for cylindrical batteries such as 18650/26650/36650, mobile phone batteries, and electronic devices that require batteries. Spot welder can be used for electronic devices that have been damaged due to battery damage, replacing the battery and resuming use (similar to handheld electric drills), saving money and protecting the environment.

Easy to Use - ONLY 2 buttons, our spot welder the buttons are labeled,easy to use. The battery spot welder does not need to leave our palm. Press and hold the power switch button on the side for 2 seconds with your middle finger, press the gear adjustment button on the top with your index finger once, and press and hold for 2 seconds to adjust the automatic or manual mode.

11 Adjustable Gears - The spot welding machine has 11 adjustable output power, which can be adjusted according to the different materials you spot weld. 1-3 gear mobile phone battery, 3-6 gear 0.1mm nickel plate, 6-11 gear 0.12-0.15 nickel plate. Charging once can spot weld more than 200 times.

Multiple Protection Measures - It is a mini handheld spot welding machine, but it has high-quality polymer cells, overcharge protection, temperature protection, short circuit protection, abnormal battery temperature alarm and off spot welding function, and low cell voltage alarm. Ultra low power consumption, longer standby time.

Exquisite Packaging - Our packaging includes a handheld spot welder, 2-meter nickel plated sheet, 1 piece of frosted paper, 1 Type-c charging cable, and a manual. Our packaging is very exquisite, making it a very worthwhile gift for your loved one who loves battery DIY and friends.

Battery Spot Welder, AWithZ Handheld Spot Welder 11 Gear Adjustable, Automatic and Manual Modes Battery Welder for 18650 Battery, Welding Nickel Sheets, Iron (Black-H1)

Awgem Battery Spot Welder, Battery Welder 99 Gear Adjustable Handheld Spot Welder with LCD Screen Automatic and Manual Modes Portable Spot Welding Machine for Welding Nickel Strips and Iron

$35.95 @ Amazon.com

Integrated Design: Awgem battery spot welder power supply and welding pen are combined into one, you can weld easily without an external welding pen. The mini welder is designed for one-handed operation. freeing your other hand to hold the nickel strip, making welding a breeze

LCD Digital Display: The Battery Welder comes with a digital display , and its functions include mode selection, gear setting, preheating time, and delay display. Click the SET button to trigger the settings of language, sleep time, screen brightness, etc

Dual Modes and 99 Adjustable Gears: The handheld spot welder adopts allow you to freely choose the output power to meet your spot welding needs; the design of automatic and manual modes increases the flexibility of spot welding, dual pulse output, and more precise welding.Switch between modes effortlessly for seamless welding experiences

Multifunctional Spot Welder: Awgem portable spot welder is very suitable for welding electronic devices that fail due to battery damage and various types of batteries, such as cylindrical batteries, button batteries etc. And support welding nickel-plated sheets, stainless iron sheets or stainless steel sheets, and the solder joints are firm and beautiful

Package List: Awgem Battery Spot Welder include (1)1*Host (2) 2*Copper needle (3) 1*2m nickel roll (4)1*Frosted paper (5)1*Type-Ccharging line

Awgem Battery Spot Welder, Battery Welder 99 Gear Adjustable Handheld Spot Welder with LCD Screen Automatic and Manual Modes Portable Spot Welding Machine for Welding Nickel Strips and Iron

Freenove Portable Spot Welder with Colorful Screen USB Output, Adjustable Handheld Mini Machine, Lithium Battery Plate Welding, 0.1-0.15mm Nickel Strip

$39.95 @ Amazon.com

Automatic trigger -> Automatic welding (after a short delay) when both pens touch the material.

Efficient operation -> Touch the material with the two pens again for the next welding.

Preheating treatment -> Preheat the material before welding to improve the welding effect.

Adjustable -> Multiple parameters can be easily adjusted by pressing the two buttons on the host.

USB Output -> This portable spot welder also serves as a power bank. Battery capacity: 5000mAh.

Freenove Portable Spot Welder with Colorful Screen USB Output, Adjustable Handheld Mini Machine, Lithium Battery Plate Welding, 0.1-0.15mm Nickel Strip

High Power Battery Spot Welder，Pulse spot welding machine handheld small, home adjustable portable 18650 lithium battery diy kit nickel sheet automatic contact（NO Power）

$28.99 @ Amazon.com

【Precision Control at Your Fingertips】Experience unparalleled precision with our 0-199 adjustable settings, ensuring perfect welds every time. The audible buzzer alerts you during welding, keeping you informed and in control. Perfect for DIY enthusiasts and professionals alike.

【Versatile Power Options】 Effortlessly power your welding projects with a 9-12V supply, including car batteries (12V, 20Ah+) or innovative 4-6 series supercapacitors (9-11V). This versatility ensures you're never left without a welding solution.

【Dual Pulse Mode for Precision:】Switch between single and double pulse settings for ultimate control over your welds. The advanced technology enhances both precision and quality, making it an essential tool for any workshop.

【Intelligent Auto & Manual Modes】Choose between automatic trigger welding for hands-free convenience or manual mode for precise control. The 5-minute auto-reset feature safely returns to zero, ensuring energy efficiency and safety.

【Portable & Independent Power Solution】Take your welding on the go with our support for standalone 12V power or connect to 2 series supercapacitors (wires ≥ 10mm², ≥ 30cm) for an uninterrupted welding experience. Ideal for remote locations or quick fixes on the spot.

High Power Battery Spot Welder，Pulse spot welding machine handheld small, home adjustable portable 18650 lithium battery diy kit nickel sheet automatic contact（NO Power）

Permanent Jewelry Spot Welder for 0.1-0.8MM | 300W Min i Battery Spot Welder,Portable Pulse Spot Welder Machine | 9 Gears Adjustable Soldering Machine | With Spot Weld Pen and Nickel Strip,110 V, Blue

$119.99 @ Amazon.com

EFFICIENT PERFORMANCE: Generate high-temperature arc, permanent jewelry welder achieve spots welding in a short time using 30A pulse high-frequency discharge principle, ensuring smooth, firm, fast, and efficient welding

ADJUSTABLE DESIGN: With adjustable 9 levels of output power, spots welder adapt to different welding precisions, coarse or fine adjustment by rotating the knob, meeting the welding needs of different workpieces

EASY TO OPERATE: Slightly press the foot switches to complete the welding; just use tweezers to clamp the welding material or the base to fix the jewelry, then place the welding tool on the welding material; easy to get started

LARGE CAPACITOR: Featuring a mainboard and large capacitor, this battery spots welder ensures stable current output, providing strong resistance to power grid fluctuations. The spots welding machine switches adopts waterproof design, and the anti-slip protrusion on the foot switches ensures safety during munipulation

WIDE APPLICATION: With a welding point diameter range of 0.1mm~0.8mm, this jewelry welder is ideal for silver, stainless steel, gold, and K gold, ensuring precise welding of ring mouths and handle buckles, making it perfect for jewelry applications

Permanent Jewelry Spot Welder for 0.1-0.8MM | 300W Min i Battery Spot Welder,Portable Pulse Spot Welder Machine | 9 Gears Adjustable Soldering Machine | With Spot Weld Pen and Nickel Strip,110 V, Blue

Battery Spot Welder, AWithZ 1.5" LCD Screen Recyclable 11000mAh Spot Welder, 99 Gears Adjustable Battery Welder, Mini Spot Welder for 18650 Battery (11000mAh)

$65.99 @ Amazon.com

Widely Used Spot Welder: With one of our battery spot welder, you can regain your life by replacing damaged electronic devices with batteries (such as handheld drills), saving you money and protecting the environment. You can also build battery packs, such as electric bicycle battery packs, 18650 battery packs, etc. You can also make a hook on a metal product and have many other uses

Upgrade of Spot Welder Function: Increase the number of continuous spot welding times. We can continuously spot weld twice, allowing the spot welding machine to weld thicker materials, allowing you to use a wider range

High Capacity Battery: Our battery spot welder has a high capacity of 11000mAh, and charging only takes 3 and a half hours. The spot welding machine has 99 adjustable gears, suitable for different materials, such as spot welding mobile phone batteries with gears ranging from 1.0 to 3.9, materials with thicknesses ranging from 0.1 to 0.15 ranging from 4.0 to 7.0, and materials with thicknesses ranging from 0.15 to 0.25 ranging from 7.1 to 9.9

Large LCD Screen: 1.5-inch large LCD screen, making it easier to see the content on the screen clearly and clearly. It has a large remaining battery mark, temperature, gear, trigger time, and continuous spot welding times

Exquisite Packaging: Our spot welding machine packaging products include a spot welder, 2M nickel plated sheet, 50cm Type-c cable, 40cm pair of spot welding pens, a piece of frosted paper, and a complete set of spot welding preparations. All you need to do is prepare your welding battery, and you can enjoy the joy of DIY. A great gift for your husband, boyfriend, and friends who love DIY batteries

Battery Spot Welder, AWithZ 1.5" LCD Screen Recyclable 11000mAh Spot Welder, 99 Gears Adjustable Battery Welder, Mini Spot Welder for 18650 Battery (11000mAh)

Handheld 18650 Battery Spot Welder with 1.5" LCD Display, AWithZ 99 Adjustable Levels, Auto/Manual Modes, 7-Language UI - Portable DIY Welding Tool for Lithium Battery Packs (H2)

$39.99 @ Amazon.com

No Spot Welder Pen, Integrated Design: power supply and welder pen in one; no need for external welder pen; designed for easy one-handed operation; perfect for home and out-of-home use, very suitable for use as a professional or amateur spot welder. Weighing 140g and measuring 6.8 inches long and 1.7 inches wide, the spot welder is very lightweight and compact.

Minimalist OLED display: functions on the color LCD display are temperature display, mode selection, preheat time, trigger time, power level selection, setting buttons to select language, whether to turn off the sound, display brightness adjustment, and even for safety, you can select the time for the automatic power off. Built-in temperature detector, when the temperature reaches 60, it will automatically shut down.

Professional Maintenance and Production of Battery Packs: battery spot welder is suitable for all kinds of cylindrical lithium batteries (18650, 21700, 26650, 32650), cell phone batteries, button batteries, nickel-metal hydride batteries and nickel-cadmium batteries; support the welding of a variety of thin nickel-plated sheet, stainless steel sheet and other materials.

Dual Mode and 99 Adjustable Gears: 99 Adjustable Power level, you can customize the value at will to apply to different materials. Provide auto and manual mode dual mode, dual pulse output, you can choose the mode that suits you. The setting page can adjust the language, a total of seven national languages can be adjusted, you can adjust the screen brightness, rotate the screen 180 °, turn off the key sound and other setting functions.

Easy to operate, can be operated with one hand: there are 2 buttons on the top of the spot welder, you can hold the spot welder with one hand on one side, and adjust the parameters with one finger, such as the index finger, and on the side is the manual mode button, which is needed if you choose the manual mode, you can operate it with any of your fingers with a single finger.

Multi-functional Spot Welder: professionally designed for home or outing applicable mini spot welder, professional battery repair or battery DIY enthusiasts can use, we have exquisite gift box packaging, packaging complete accessories (spot welder, nickel sheet, gauze, charging cable), received can be operated immediately. Holiday send friends, boyfriend, husband, father is a good DIY gift.

Handheld 18650 Battery Spot Welder with 1.5" LCD Display, AWithZ 99 Adjustable Levels, Auto/Manual Modes, 7-Language UI - Portable DIY Welding Tool for Lithium Battery Packs (H2)

Dual Farad Battery Spot Welder, 3000F Capacitor with 25 Gears Adjustment,Portable Spot Welder for 0.1-0.3mm Nickle Strip Welding,with 1.8'' LCD Display

$139.99 @ Amazon.com

Super Capacitor Spot Welder: The Dual Farad Spot Welder is mainly used for spot welding 18650 batteries.Adopt aviation aluminum alloy shell and the latest microcomputer control board to control the current and discharge time. It can adjust the welding time and Gear by button which shows on LCD display.

0.1-0.3mm Micro Nickle Strip Welding:The battery spot welder equipped with two capacitance up to 1500 farad capacitors, 1400A maximum output, 25 gears adjustment with LCD display.It can be used to weld actual nickle sheet thickness up to 0.25mm, the maximum welding up to 0.3mm, pure nickle sheet within 0.15mm.

Automatic & Foot Pedal Dual Mode:The spot welder is equipped with automatic mode and foot-operated spot welding plate,which can automatically feel the contact between the welding needle and the nickle sheet, automatically output pulses, it also can connect a foot switch with the spot welding machine according to your needs. Rotating the button, you can choose AT/HM for auto/foot-operated mode.

1-25.0 Levels Adjustment: The spot welder equipped with 25.0 gears output power adjustment, which can adjust by rotating the button(1-25.0 range) and Click the button to set gear well. Accuracy is accurate to 0.1 digit. You can adjust the spot welding accuracy according to different needs.

Intelligent Technology:Built-in power balancing circuit,ensure the voltage of two batteries is equal to protect the use of capacitor.With intelligent fan to control temperature,when the voltage is fully loaded, the fan will stop rotating,and the buzzer alarm will be sounded.

Dual Farad Battery Spot Welder, 3000F Capacitor with 25 Gears Adjustment,Portable Spot Welder for 0.1-0.3mm Nickle Strip Welding,with 1.8'' LCD Display