1. Widely used: The ultra-small ternary antimony battery charging board is suitable for various 3.7V lithium batteries, such as toys, LED lights, small household appliances, etc. The ubiquity of this app is an important reason for Amazon consumers to buy.
2. Small size: This product has a significant feature, that is, small size, easy to carry. This is a big selling point for consumers who need to move and carry power equipment frequently.
3. High safety performance: The ultra-small ternary lithium battery charging board has good protection functions, including overcharge protection, overdischarge protection, overcurrent protection, etc., which can effectively prevent battery damage and is very attractive to consumers.
4. Easy to install: The product uses the most common and easy to understand charging interface, even the technical White can easily use. Simple installation process can greatly reduce the difficulty of consumers.
5. Technical support: Amazon will provide perfect after-sales service and professional technical support. Once consumers have any questions, they can get answers and help quickly, which will also become an important factor for consumers to choose products.
Features: TP4057 1A 3.7V Lithium Battery Charging & Discharging Board TP4057 Charging & Discharging in One Board Type-C USB C Li-ion Battery Charging Board Constant current/constant voltage charging with over-temperature protection Dual output of charging status, no battery and fault status display
Specifications
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 to 80Celsius
9. Input voltage range 4.2V to 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:5Pcs
Note:
1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.
The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.
No-delivery refund
