Specification 10 string 36V 37V 42V lithium battery power protection boardOvercharge over discharge over current and short circuit protectionSame port 16A discharge currentWith heat sink and 300mm cableSize approx 63 x 32 x 10mmNote Due to different producing batches product details might be a little different If you minding the difference please buy it carefully Please allow 1 5mm deviation due to manual measurement Due to light and screen difference the item s color may be slightly different from the pictures Package Included 1 x 10S 36V 37V 15A Battery Protection Board