Battery Soldering Iron Wireless Portable Rechargeable Soldering Iron 510 Interface Soldering Iron Head Soldering Repair Tool        Feature:      1: Twist the tip of the soldering iron, and quickly press it 5 times within 2 seconds to turn it on.    2: Press and hold the button to make the soldering iron work. Release to stop working. (Tin can melt in 8 seconds)    3: Long press the button for more than 10 seconds, the battery will start the timeout protection function. It is recommended to hold down for 7-8 seconds, then release and press again (cycle this operation to achieve continuous heating), press and hold the button, a timer will be displayed. After reaching 10 seconds, the host will activate the timeout protection. It is recommended to hold for 7-8 seconds, then release and press again (7-8 seconds is a rhythm. This operation is for continuous heating)    4: There is an adjustment button by pressing the bottom. + Key and Key    This soldering iron tip is equipped with 0.8 resistance heating wire, and the heating speed is much faster than other models on the market. And the 18650 battery is removable. Very convenient        specification：    Power: 1-75w    Soldering iron tip: 30w    Soldering iron tip specifications: pointed tip / knife tip / horseshoe    Size: 70.5x45x23mm    Color: white/black/red        Packing list：    Electric soldering iron*1    30w soldering iron tip*3    Charging cable*1    Storage bag*1    Welding wire*1