Features: Strong Current Handling : Supports continuous 30 ampere discharge, ideal for power hungry devices needing stable battery control. Overcharging Safety : Prevents damage from excessive charging with accurate cutoff at 3.65V±0.025V for LiFePO4 and 4.28V±0.04V for lithiums based batteries. Low Power Shutdown : incisions off automatically at 2.55V±0.08V (LiFePO4) or 2.5V±0.08V (lithiums based) to avoid excessive drain and preserve battery condition. Multi Cell Compatibility : Works with both 3.2V LiFePO4 and 3.7V lithiums based batteries for adaptable energy setups. Compact Build : Light 22g weight and small 60x33x4mm size fits seamlessly into portable gadgets and concentrated power applications. Specifications: Materials: PCB, metal Product size: 60x33x4mm Product weight: 22g Applicable battery cells: 3.2V lithiums iron phosphate battery, 3.7V ternary lithiums battery(optional) Discharge continuous current: Discharge Protections current limit: 60A 3.2V overcharge voltages: single channel 3.65V±0.025V Over-discharge voltages: single channel 2.55V±0.08V 3.7V overcharge voltages: single channel 4.28V±0.04V Over-discharge voltages: single channel 2.5V±0.08V Package Includes: 2Pcs Battery Protections Board Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.