Hailege 5pcs TP4057 Lithium Battery Charging Board 1A 3.7V with Protection Type-C USB C Li-ion Battery Charging Board

About this item

• •Description:
• •1. Up to 1A Programmable Linear Charging Current
• •2. For single 3.7V lithium battery, full 4.2V
• •3. Constant current/constant voltage charging with over-temperature protection
• •4. Soft start to limit surge current with battery reverse protection
• •5. Low power standby, prolong battery life
• •6. Dual output of charging status, no battery and fault status display
• •7. Can be activated at 0V, 2.9V slip current charging
• •8. Operating temperature -40~80?
• •9. Input voltage range 4.2V~6.5V
• •Note:
• •1. The battery cannot be connected backwards, as it can easily damage the motherboard.
• •2. The battery terminal voltage should not exceed the product overshoot voltage.
• •3. Batteries cannot be connected in series, they can only be connected in parallel. The battery of parallel can be several, but not recommend too many.
• •Package included:
• •5 * TP4057 1A 3.7V Lithium Battery Charging Board with Protection

Specifications