3A 3.7V BM Protection Circuit Module Li-ion Lithium Battery Charging Board

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This Battery Management (BM) protection circuit module is designed specifically for 3.7V Li-ion batteries, offering reliable protection for your 18650 battery packs. With a 3A current rating, it provides overcharge, over-discharge, and short circuit protection. Perfect for DIY power bank projects or battery-powered devices. The module ensures safe charging and discharging of your lithium batteries, extending their lifespan and preventing damage.
 
 
⭐ Specification
– 3A maximum current rating
– 3.7V operating voltage
– 5V input current
– 4.2V charging current
– Compatible with Li-ion batteries
– Overcharge protection
– Over-discharge protection
– Short circuit protection
– Compact PCB design
– Easy to integrate
 
 
⚒️ Interesting Project
1. DIY Power Bank Builder – Create your own portable charger
2. Portable LED Light Project – Build a rechargeable camping light
3. Battery-Powered Robot – Power your small robotics projects safely
 
 
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