Features: Support overcharge for protections, over-discharge for protections and short circuit for protections. It is suitable for electric car, electric power assistant car, skateboardcar, inverters, etc. With temperature control for protections function, safe and reliable. Produced of quality material, durable, long service life. Exquisite workmanship efficiency stable working performances. Specifications: Single cell battery overcharge protect voltage:3.61-3.69 V Single cell battery overcharge protect recover voltage:3.61-3.69 V Overcharge protect delay:1.5-2.5S Single cell battery over-discharge protect voltage:2.27-2.43 V Single cell battery over-discharge protect recover voltage:2.45-2.65 V Overcharge protect Current:100A Over-discharge protect Current:100A Over-discharge protect delay:0.5-1.5S Temperature protect:Yes Disconnect protect:Yes Shortage protect:Yes Shortage delay:100-600 uS Shortage protect recover:Disconnected Charging Current:60A Current Balance:Yes Amperes balance (Current):50MA Voltage alance accuracy:3.355-3.455 V Size: 6x4.1cm/2.36x1.61inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Module