10PCS Mini Lithium Battery Charging Board Module 3.7V 4.2V 18650 Lithium Battery Charger Protection Board with Type-C Interface

10PCS Type-c USB 3.7V 4.2V 18650 Lithium Battery Charger Module Charging Board with Protection Functions; Trickle Charge for
Low-Charge Batteries: This charging board has a trickle charge threshold of 2.8V, effectively restoring the health of low-charge batteries. It ensures that even partially discharged batteries can be charged safely and efficiently.; This charging board utilizes a constant current/constant voltage (CC/CV) charging mode to ensure maximum charging rate while preventing overheating. This mode helps maintain optimal temperature and prolong battery life.;
Precise Charge Voltage: This charging board provides a precise charge voltage of 4.2V (±1%), ensuring safe and efficient charging. This accuracy helps protect your battery and extend its overall lifespan;
Input interface: Type-c USB;
Battery overcharge lifting voltage: 4.2 V;
Maximum charging current output: 600ma; The mini Type-C 18650 lithium battery charging boards perfects for integrating rechargeable power into space-constrained DIY electronics, portable devices, cosplay props, and custom gadgets where every millimeter counts. Also it can be used for smart wearables, micro-drones, and other compact electronic devices who require a reliable and efficient 18650 lithium battery charging solution