Origin:Mainland China Product Description: brand new high quality Made of high-quality materials for durability Rechargeable 1W-75W Quick Press USB Wireless Soldering with Soldering Iron Tip Squeeze the tip of the soldering iron and quickly press it 5 times within 2 seconds to turn it on. Long press the power button and the soldering iron will work. Release to stop working. (Tin can melt in 8 seconds) Long press the power button for more than 10 seconds, the battery will start the timeout protection function. It is recommended to release and press again after 7-8 seconds (continuous heating operation cycle) Long press the button on the screen will display a timer, after 10 seconds, the host will start the timeout protection. It is recommended to release it for 7-8 seconds and press it again (7-8 seconds are rhythmic, this operation is to achieve continuous heating). There are pressure adjustment buttons, + key and - key at the bottom. This soldering iron tip is equipped with a 0.8 resistance heating wire, which heats up faster than other models. And the 18 650 battery is removable, which is very convenient. Package Included: 1 * Adjustable digital display battery receiver 3 * Soldering iron tips (1 for each of the three models) 1 * charging cable 1* 10g welding wire 1 * Soldering iron tip cleaning sponge 1* 2600mAh, 18 650 batteries 1 * Storage bag Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.