3pcs 2S 7.4V 4A 18650 Lithium Battery Protection Board Double String Protection Chip


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1. Built-in high-precision voltage detection circuit;
2. The terminals which are connected with the charger adopt high voltage devices;
3. Built-in three over-current detection circuits (over-current 1, over-current 2, load short-circuit);
4. Can control the battery charge and discharge through the MOS tube;
5. Wide operating temperature range: -40 ° C to + 85 ° C;
6. Low current consumption.
7. The protection board uses lithium-ion polymer rechargeable battery to protect IC.
8. Charging voltage: DC 9V (12V Max)
9. Maximum continuous discharge current: 4A
10. With over-charge protection, over-discharge protection, over-current protection and short circuit protection function.
11. 2pcs 18650 lithium batteries in series, can also be used for polymer lithium battery.
12. Size: 34.45 x 16.22 x 1.47mm (L x W x H)

Package included:

3 x 18650 lithium battery protection board