Overcharge and discharge protection to prevent overcharge and discharge of the battery. Overcurrent protection to prevent abnormal high current of battery Balance protection, battery voltage balance, make battery life Stable heat dissipation, stable heat dissipation of the aluminum substrate, safety protection absorbs anti-high voltage, reduces MOS tube breakdown, ultra-low internal resistance MOS Suitable for electric tools on the market, electric scooters, electric bicycles, electric tricycles, electric motorcycles, electric vehicles, electric tools, etc. Product name: Lithium battery protection board Product type: 16S 48V 300A (with Equalization temperature control) Specifications: 16S Lithium Iron 48V 300A(85V withstand voltage) Iron lithium battery nominal: 3.2V Overcharge: Iron Lithium 3.650.025V Overdischarge: Iron Lithium 2.30.1V Equalization: Iron Lithium 3.50.025V Current: 300A Charging current (same port): 100A Main circuit on-resistance: 8M Temperature control protection: charge at 75C, discharge at 75C Working temperature: -20/+80 -consumption: 40UA Product application range: for Electric vehicle, tricycle, low-speed vehicle, energy storage, UPS, solar inverter, etc Product size: 175 x 98 x 25mm color:Blue Material:PCB+Metal Package Contents: 1 x lithium battery protection board 1 x cable Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.