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 most electric tools on the market, electric , electric bicycles, electric tricycles, electric motorcycles, electric vehicles, electric tools, etc. Product name: battery protection board Product type: 4 strings of 14.6V 60A (split port) Specifications: 4 strings of iron lithium 14.6V-60A Product size: 100x56x10mm Applicable: Nominal ternary 3.2V Overcharge: Fe- 3.650.025V Overdischarge: Fe- 2.350.1V Balance: Fe- 3.60.025V Working temperature: -30/+80 Short circuit protection: 300US Self-consumption: less than 35UA Charging voltage: number of iron-lithium battery strings x 3.65V Discharge current: 60A Charging current (split port): less than 10A Main circuit on-resistance: less than 10Mohm Discharge overcurrent protection: 7010A Product application range: energy storage, UPS, solar inverter, small power and other equipment Colour:silver Material:PCB+Metal Different production batches, the appearance of products and accessories will be slightly different, does not affect the use Package Contents: 1 x Battery protection board 1 x cable Only the above package content, other products 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.