Overcharge and discharge protection to prevent overcharge and discharge of the battery. Overcurrent protection to prevent abnormal high current of batteryBalance 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 MOSSuitable for most electric tools on the market, electric , electric bicycles, electric tricycles, electric motorcycles, electric vehicles, electric tools, etc.Product name: Lithium battery protection boardProduct type: 24S 72V 80A (with Equalization temperature control)Specifications: 24S Lithium Iron 72V 80AIron lithium battery nominal: 3.2VOvercharge: Iron Lithium 3.65±0.025VOverdischarge: Iron Lithium 2.35±0.1VEqualization: Iron Lithium 3.5±0.025VCurrent: 80ACharging current (same port): less than 30AMain circuit on-resistance: less than 10MohmDischarge overcurrent protection: 400±80ATemperature control protection: charge at 75°C, discharge at 75°CWorking temperature: -20℃/+80℃Short circuit protection: 350USSelf-consumption: less than 40UAProduct application range: for Electric vehicles, tricycles, motorcycles, electric vehicles, solar inverters, high-power equipment, etcProduct size: 145x65x10mmColour:blueMaterial:PCB+MetalPackage Contents:1 x lithium battery protection board1 x cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.