1. 3 USB output, automatically recognize the output 5V 1A or 2A on the phone. You can charge 3 mobile phone at the same time. |
2. Applicable to 3.7-4.2V rechargeable lithium battery, such as cell phone battery, tablet battery, 18650 battery and so on. |
3. Can be connected to a lithium battery, and can also be connected in multiple sections of lithium. |
4. Lithium positive be connected to B+ and lithium negative to B-. |
5. overcharging protection, overdischarging protection, overload protection. |