<b>Specifications:</b><br> Working current: 30A <br> Balanced current: 60mA <br> Over current: 56A <br> Temperature range: -20 - +80℃ <br> Over charge detection voltage: 4.28+ 0.05 V <br> Over charging voltage: 4.2-4.195V <br> Over discharge voltage: 2.5±0.08 <br> Over charge detection delay time: 0.1s <br> Short circuit detection delay time: 100ms <br> Over current detection delay time: 500 ms <br><br> <b>Interface definition:</b><br> Charging port of the plate and the discharge port is the same, both positive and B- connecting battery"-", P- charging port and port on the negative electrode; <br> B-, N-, P- pads are all over the hole, the hole diameter of the pad is 3.5mm; <br> The battery charging detection interface with DC output in the form of needle. Do the same mouth when the N- is not wiring. <br> <br> <b>Package Include:</b><br> 1 x 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board