Instructions for use1: Tighten the tip of the soldering iron, quickly press 5 times within 2 seconds to open machine.2: Long press the power button to make the soldering iron work. Release it to stop working.3: Long press the power button for more than 10 seconds, the battery is activated Timeout protection function. It is recommended to hold down for 7-8 seconds, then release and press Again (perform this operation cyclically to achieve continuous heating)4: Need to close and press 5 times quickly. Long-term storage should be fully charged.Interface: 510 interfaceSoldering iron tip: HorseshoeColour:silverMaterial:MetalPackage Contents:1 x host1 x soldering iron tip1 x soldering iron stand1 x sponge1 x usb lineOnly the above package content, other products are not included.Note: Light 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. Produced by yougang