H2 type : Big Color Screen and 90 Gears adjustableFeatures:2in1 spot welding pen a handheld spot welding machine that does not require additional spot welding pens. It is easy to carry around and go anywhere. It combines the builtin power supply and soldering pen into one, allowing for easy soldering without the need for an external soldering pen.Widely applicable suitable for cylindrical batteries such as 18650/26650/36650, mobile phone batteries, and electronic devices that require batteries. Spot welding machines can be used for electronic devices that are damaged due to battery damage, replacing batteries and restoring use (similar to handheld drills), saving money and protecting the environment.90 Adjustable Gears The spot welding machine is equipped with 90 gears with adjustable output power, which can be adjusted according to the material you spot weld. Charging once can spot weld more than 1500 times.Circular LCD color screen The spot welding machine has a 1.3inch LCD display screen. The UI display screen presents functions with a circular dial, making circular shapes easier to distinguish. There is a protective film, which may cause scratches. Please remove the protective film.Better protection The highdensity aluminum alloy shell of the spot welding machine is excellent for heat dissipation. Provide overcharge protection, temperature protection, short circuit protection, and low power consumption indication. In addition, the spot welding machine will automatically shut down for 6 minutes after operation, so you can use it without any worries.Multiple protection measures it is a mini handheld spot welding machine, but it has highquality polymer battery, overcharge protection, temperature protection, short circuit protection, abnormal battery temperature alarm and spot welding function shutdown, low battery voltage and ultralow power consumption, longer standby time, Typec5v2a port charging (high voltage is strictly prohibited).Exquisite Packaging Our packaging includes a handheld spot welding machine, 2meter nickel plated sheet, 1 piece of frosted paper, 1TypeC charging cable, and a manual. Our packaging is very exquisite, making it a very worthwhile gift for your loved ones and friends who love battery DIY.Parameters:Product Name: Battery Spot Welding MachineModel type: H2Equipment setting: 90 adjustable gearsSpot welding method: automatic/manual gearProduct size: 4.5*2.8*20.2cm/1.77*1.10 *7.95inInput interface: TypeCInput parameters: 5v/1A (MAX)Output voltage: 4.2V (MAX)Output current: 650A (MAX)Working temperature: 1060 Charging temperature: 060 Package include:Handheld spot welding machine * 12 meter nickel plated plate * 11 piece of dry sanding paper * 1Typec charging cable * 1User Manual * 1