Exso EX-376 Rechargeable(3.7V 2,000mAh Li-ion Battery) Cordless Soldering Iron kit with Spot LED Light High capacity battery(3.7V 2,000mAh Li-ion Battery) Provides up to 1 hour and 30 minutes of continuous soldering Fully recharges in 2 hour and 30 minutes Also,it can be compatible with DC Car Cigar Jack Power cable. (Manufacture introduction) https://www.youtube.com/watch?v=HimWk423qaw