Product: 12V 100A 4S BMS Protection Board with Balancing for 18650 LiFePO4 Battery Pack
Brand: daier
Package Includes:1pcs 4S Battery Protection Board (not included LiFePO4 batteries)
 The protection board has various protective functions for charging and discharging, such as overcharge protection, over-discharge protection, short circuit protection and over-current protect.
 Choosing a protection board and applying it appropriately is vital to the longevity your batteries.
 It is ideal for home DIY work and school science project, wide used in battery protection work.
 Balance function 
 Balance functionthe board equipped ensures that each battery cell can be fully charged at the same time.
 Specifications
 Continuous Discharging Current: 100A(MAX)
 Instantaneous Discharge Current: 150A
 Charging Voltage: 15V
 Charging Current: 10A(MAX)
 Inner Resistance: ≤25mΩ
 Working Current: ≤20uA
 Sleep Current (when Over-discharge): ≤10uA
 Working Temperature Range: -30/+80
 For 4 Series 12V LiFePO4 Batteries
 This product is a battery protection BMS board which is designed for 4 series 12V LiFePO4 batteries. Comes with 5P-250mm wire for convenient use.
 Multi-Protection
 1.Overcharge Protect
 Over-charge Detect: 3.75±0.05V 
 Protect Delay: 0.5S 
 Over-charge release: 3.65±0.1V 
 Detect Voltage: 3.60±0.05V 
 Release Voltage: 3.60±0.05V 
 Balance Current: 36±5mA
 2.Over-current Protect
 Detect Voltage:150mV 
 Detect Delay: 9mS 
 Current Detect: 200±10A Release Condition: Cut Load
 3.Over-discharge Protect
 Over-discharge Detect: 2.0±0.1V 
 Over-discharge Detect delay:0.1SRelease Voltage:2.25±0.1V
 4.Short-circuit Protect
 Protect Condition:Load Short Circuit
 Detect Delay: 250uS 
 Release Condition: Cut Load

It is ideal for home DIY work and school science project, wide used in battery protection work.
The protection board has various protective functions for charging and discharging, such as overcharge protection, over-discharge protection, short circuit protection and over-current protect.
Balance function the board equipped ensures that each battery cell can be fully charged at the same time.
This product is a battery protection BMS board which is designed for 4 series 12V LiFePO4 batteries. Comes with 5P-250mm wire for convenient use.

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