Mini Spot Welder Lightweight 12V Battery Energy Storage Welder Handheld Small $ 17.41 Product information: Working voltage: 6.5V-16v Working current: <20ma Standby power consumption: <0.5ma Recommended temperature: -10-60 Product size: 10.75.3cm Packing size: 125.53cm Product weight: <100g Package weight: 130 grams Welding peak current: 180A MAX Intelligent sleep: 8 minutes of automatic sleep Welding mode; default automatic welding mode Welding nickel sheet thickness: 0.1-0.3mm (related to battery discharge energy Commonly used power supply: high-rate lithium battery, lead-acid battery, high-rate lithium iron phosphate and other lithium batteries Packing list Welding pen2 (38cm length) Smart motherboard1 Screw4 Nut4 Connection line2 Nickel sheet * 2 meters Heat shrinkable tube*2