High Power Battery Pen Rechargeable 510 Thread Preheating Battery Stick Used for Soldering

510 Thread Preheating Or 808D Threaded Variable Voltage Battery From 350mAh to 1300mAh CustomizeNote:  Battery Capacity: 400mAh , if need other bigger capacity, please talk to us onlineWork Voltage: 3.2V-4.2VON/OFF Work:  in two seconds press continously three timesWork Status: Press Switch to Keep WorkOff Work : Less than 3.2V, can't workNeed to Recharge: LED Flash 10 TimesShort-circult Protection: Press Switch, LED Flash Three Times  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1