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Product descriptionCharging Voltage: 12.6V Maximum Output Current: 20A Quiescent current: <30uA Continuous Charging Current (upper limit) : 10A Charging Voltage: 12.6V Continuous Discharge Current (upper limit) : 20A Short Circuit Protection: Protectable, Delayed Self-Recovery 1.Used for Lithium Batteries with Nominal Voltage of 3.7V and Full Voltage of 4.2V (including 18650, 26650, Polymer Lithium Batteries,No Size Limit) 2.Used for Massager Battery Pack, LED Light Backup Power Supply, 12V Electronic Products, Solar Street Light Battery Pack, Monitor Standby Power Supply, etc. 3.This Protection Board Can be Used for Lithium Iron Phosphate Battery, Xenon Lamp, Hand Drill Battery Pack, Electric Fish Battery Pack, Electric Bicycle Battery Pack, Baby Car Battery, 775 (4A) or Above Motor, 1W Fisheye LED Lamp