Features:_x000D_ Mini spot welder with large output power is suitable for welding 0.1-0.15mm nickel plated steel sheet and 0.1mm pure nickel sheet quickly. Portable and lightweight, space-saving in home, easy to carry outside._x000D_ Easy to operate, one key turn on or off. 6 gears of output power adjustable, freely switching according to practical needs. Applicable to home use, DIY, maintenance, etc._x000D_ 2 mobile welding pens are made of 10AWG silicone wire and copper rod, and it comes with 2 protective sleeves. The welding pens allow long welding range and can meet various welding needs._x000D_ 5000mAh large-capacity lithium rechargeable battery, low power consumption, long usage time when full charged._x000D_ Made of high quality ABS and PCB, features great durability and stable performance, has long service life. Advanced power management and software design, non-reset and non-zero during welding._x000D_ Long press the power button to turn on the spot welding machine, and it will display the last level you used before; short press to add 1 level at one time._x000D_ Self-check function: when the welding pen touches the nickel sheet, it automatically triggers, and the response time is 0.8s._x000D_ Note:_x000D_ 1. The product should be full charged before first use._x000D_ 2. Size and color may be slight different due to manual measurement and different light conditions. Thanks for understanding._x000D_ Specifications:_x000D_ Color: Black_x000D_ Material: ABS + PCB_x000D_ Input Voltage: 5V_x000D_ Output Power: 6 Levels Adjustable_x000D_ Applicable to: 0.1-0.15mm Nickel Plated Steel Sheet, 0.1mm Pure Nickel Sheet_x000D_ Built-in Battery: 1 * 3.7V 5000mAh Lithium Battery_x000D_ Item Size: 140 * 80 * 40mm / 5.51 * 3.15 * 1.57in_x000D_ Net Weight: 325g / 11.44oz_x000D_ Package Size: 15 * 15.5 * 5cm / 6.10 * 5.91 * 1.97in_x000D_ Package Weight: 414g / 14.60oz_x000D_ Package List:_x000D_ 1 * Spot Welder with 2 Welding Pens_x000D_ 2 * Welding Pen Sleeve_x000D_ 1 * Nickel Strip_x000D_ 1 * USB Cable