The spot welding machine adopts 1.8-inch LCD color screen display, supports automatic/manual working mode, has low battery reminder, real-time monitoring of circuit board temperature and high temperature reminder, screen display flip, solder joint count and other functions, automatic shutdown, firmware upgrade, etc.Product name: color screen spot welding machineRecommended nickel tape: 0.1-0.3mmMenu display: 1.8-inch color LCDHow it works: AutomaticBuilt-in battery: 5000mAhVoltage: 4.20.05VSoldering pen wire thickness: 8AWGWelding current: 6-800AOvercurrent protection: 1.12KAFull charge time: 2 hoursBattery life: 800-2000 timesBattery working cycle life: 1000 cyclesStandby current: 20uACharging: 5.2V 2.1ADischarge: 5V 2.4A MaxCyclic charging: supportProtection Tips: SupportFirmware upgrade: supportAutomatic shutdown: supportPower display: supportTemperature detection: supportSupport battery: for 18650/26650/32650 battery pack weldingcolor:BlackMaterial:Aluminum alloysize:11 x 8 x 3cmPackage Contents:1 x Spot Welder1 Pair x spot welding pen1 x Nickel sheet1 x Charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.