4V-12V Mini Spot Welder Welding Machine Energy Storage Spot Welder 18650 Battery Spot Welder

Description:
Mini all in one spot welder, which is mainly to create a low-cost, convenient and portable one, the most people-friendly price returns to the majority of old and new players DIY use. This is also safe. It is very dangerous to put an end to holding capacitors and batteries Finally, it should be noted that it can be connected to lead-acid batteries with a capacity of more than 20A, can also be used in aviation model batteries, emergency power supply of automobiles, and can also use two strings of super farad capacitors. Please be careful not to connect too much voltage for use, and do not use too much current, otherwise the power tube will burn. Generally, the normal use current is about 700A.
Features:

Support voltage: 4v-12v (over voltage will burn) Support one key switch Support automatic shutdown (automatic shutdown when not in use) Support pulse time adjustment (four adjustable gears in total)

Package Included:

1 x4V-12V Mini Spot Welder

Detail Pictures: