2oz coppered foil 4-layer Printed Circuit Board ensures high current flows. Double synchronous rectification bucked , 5V continuous 3A, 12V continuous 2A (up to 3A) output. Battery adjustable solder are arranged in pair for easy soldering of wires. Multiple option for images transmission and camera , collection. The input has TVS protections to high-voltage from impacting the direct current chip during battery insertion and removal.