Ideal for securely bonding sheets to lithium batteries workshops, electronics labs, or small scale manufacturing setups requiring, repeatable welds with minimal standby power consumption ( <0.5mA Its step by step current limiting guidance and double display modes ( gear / temperature / voltages) simplify complex welding tasks while maintaining compatibility with 12V batteries, and automotive starter power sources The 99 Gears 12V spots Welder delivers control with 99 adjustable power levels and a current of 1500A, featuring 5 high efficiency transistors for reliabled sheet welding on 18650 lithium batteries in energy storage systems Equipped with real time voltages ( 8-17V ranging), temperature protective up to 45℃, and 10AWG aluminum welding pens, this portable soldering equipment ensures safe, high current operations for diyer battery assembly Designed for electronics enthusiasts, seeking a compact, adjustable spots welding solution for crafting or repairing 18650 based energy storage devices, Manufacturer: JunsenF