USB Rechargeable 200W Plastic Welding Kit 400 Staples for Auto Bumper Crack Fixing Features： 1、Built-in 4.1V 5000mAh battery, 4 hours full charging time which can be used for applying about 400-600pcs plastic staples.DC power supply with extremely fast heating speed,3 to 5 seconds up to 600℃(1112℉) heats up the staples and melts plastic rapidly. 2、Cordless Design for User-friendly:Work freely anytime, anywhere, without being limited by wires or worrying about power supply issues, allowing you to unleash your creativity without constraints. 3、200W FAST HEATING:Rapid heating in 1-3 seconds, with a heating speed three times faster than 50 watts and twice as fast as 70 watts. It heats directly without any waiting time, saving a significant amount of time and enabling quick completion of repair projects. 4、Short circuit conservation function: When the welding machineis accidentally short circuited, the welding machine indicatorlight will flash and automatically disconnect all workingcircuits to protect the welding machine. 5、Usage efficiency:One charge can be used for 2-3 hours, with a soldering quantity of 400-600PCS. Specification： 200W Cordless USB Rechargeable Plastic Welder,Plastic Welding Kit with 200PCS Hot Staples for Car Bumper Crack Features: Built-in 4.1V 5000mAh battery, 4 hours full charging time which can be used for applying about 400-600pcs plastic staples.DC power supply with extremely fast heating speed,3 to 5 seconds up to 600℃(1112℉) heats up the staples and melts plastic rapidly. Cordless Design for User-friendly:Work freely anytime, anywhere, without being limited by wires or worrying about power supply issues, allowing you to unleash your creativity without constraints. 200W FAST HEATING:Rapid heating in 1-3 seconds, with a heating speed three times faster than 50 watts and twice as fast as 70 watts. It heats directly without any waiting time, saving a significant amount of time and enabling quick completion of repair projects. Short circuit conservation function: When the welding machineis accidentally short circuited, the welding machine indicatorlight will flash and automatically disconnect all workingcircuits to protect the welding machine. 3-color LED indicator: Three-level battery power indicator, can also be used for three-level temperature adjustment. When the soldering iron has sufficient power, all four indicators light up. During use, the indicators turn off one by one until the last red indicator flashes, indicating the need for further charging. Usage efficiency:One charge can be used for 2-3 hours, with a soldering quantity of 400-500PCS. Specifications: Power: 20A Battery capacity: 5000mah Voltage: 4.1V Package List: 1xPlastic Welder 200xPCS Hot Staples 1xPliers 1x Gift Cutter Package List： 1xPlastic Welder 200xPCS Hot Staples 1xPliers 1x Gift Cutter