8.4V 3400W Lithium Battery Spot Welder Adjustable LED Spot Welding Machine Weld Tools 0.2mm Pure Nickel DIY 18650 Battery Pack

8.4V 3400W Lithium Battery Spot Welder Adjustable LED Spot Welding Machine Weld Tools 0.2mm Pure Nickel DIY 18650 Battery Pack

Description:
1. Using two 4.2V lithium polymer batteries, the capacity after series connection is 5600mah
2. Alumina shell, replaceable welding pen tip

Instructions for use:
1. When the voltage is lower than 6.5V, please charge the machine, please turn off when charging, the charging green light is always on, and it goes out when it is fully charged.
2. Suitable for spot welding 0.2mm pure nickel, 0.3mm nickel plating, recommended settings:
0.15mm nickel plating-pulse 4~6ms
0.2mm nickel plating-pulse 6~9ms
0.3 Nickel plating-pulse 10~13ms
0.2mm pure nickel-pulse 12~15ms
When the device voltage is lower, the pulse time adjustment is larger, the maximum is 15ms
3. A full charge can weld 0.15 nickel sheet 2500 times, 0.2mm nickel sheet about 1500 times