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Lithium Battery Protection Module, Real Time Detection 19V 21V Safe Practical Compact 20A Low Consumption Lithium Battery Protection Board  For Electric Tool

<ul><li>For 5 Series Battery: This protection plate is suitable for 5 series lithium ion batteries, and is mainly used for power tools.</li><li>Reliable Use: Use the special integrated circuit of 5S lithium battery as the processor, detect real time voltage, current charge and discharge and ambient temperature of each battery.</li><li>High : The board has various stable charging and discharging protection functions, such as over charging protection, over discharging protection and short circuit protection.</li></ul>

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Specification: Item Type: Lithium Battery Protection Board Material: PCB Load Voltage: 19V 21V Single Charging Voltage: 3.8V 4.25V Continuous Discharge Current: 8-20A Overload Single Section Detection Voltage: 3.85-4.25V Overload Protection Delay: 1s TZT Overload Single Section Recovery Voltage: 3.75-4.13V Overload Protection Release Delay: 1ms Single Overdischarge Detection Voltage: 2-2.8V Overdischarge Protection Delay: 1s Single Overdischarge Recovery Voltage: 2.5-3.0V Overdischarge Protection Release Delay: 100ms±20ms Overcurrent Detection Voltage: 0.1-0.4V Overcurrent Detection Current: 30±5A Overcurrent Detection Delay: 1s Recovery Status: Automatic Support TZT: Yes Short Circuit Detection Delay: 250us Short Circuit Release Delay: 1s Short Circuit Detection Voltage: 0.8V Recovery Status: Automatic after load disconnection Protection Temperature: 70±5 degrees Celsius Recovery Temperature: 55±5 degrees Celsius Working State: 25ua 25 degrees Celsius Standby Mode: 6ua 25 degrees Celsius TZT Internal Resistance of Main Discharge Circuit: 30±5m Ohm Operating Temperature: -40 degrees Celsius to 85 degrees Celsius Less than or equal to 75% Storage Temperature: -40 degrees Celsius to 125 degrees Celsius Less than or equal to 75% Size: Approx. 40x46mm/1.6x1.8in Package List: 1 x Lithium Battery Protection Board

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