Specification: Model: 3S / 4S / 5S (optional) Single Cell Overcharge Protection Voltage: 4.23 - 4.28V Single Cell Overcharge Rotect Recover Voltage: 4.08 - 4.18 Overload Protection Delay: 0.5 - 1.5s Single Cell Over-discharge Protection Voltage: 2.72 - 2.88V Single Cell Over-Discharge Rotect Recovery Voltage: 2.9 - 3.1V Overcharging Protection Current: 60A Over-discharge Protection Current: 60A Over-discharge Protection Delay: 0.5 - 1.5S Short-circuit Delay: 100 - 600μS Restore Deficiency Protect: YES Charging Current: 25A Discharge Current: 25A Charging Voltage: 12.6V for 3S, 16.8V for 4S, 21V for 5S Temperature protect: YES Disconnect protect: YES Shortage protect: YES Shortage protect recover: YES Feature: Temperature protection, isolation protection, shortage protection. FOR Li-POLYMER LiMnO protection parameters (3.6V / 3.7V). Fine workmanship and good performance. Safe and easy to use. Durable in use. Package Include: 4PCS Protection Board On Jun 12, 2024 at 06:25:23 PDT, seller added the following information: