4-level LED power indicator, output 0-2.4A adaptive, undervoltage and overvoltage short-circuit protection, is a very good motherboard for charging treasure.
B + is the positive electrode and B- is the negative electrode which must be burned in reverse. It supports 3.3-4.2V rechargeable lithium batteries.
With Apple 2.4A identification resistance and Samsung 2A identification resistance
1. Input USB model; Micro USB, Type-c USB (2.1A)
2. Input voltage; DC5V ± 0.3V
3. Charging current; 1000-2100mah ( < 2A)
4. Charging method: constant current first, then constant voltage
5. Output 2 USB female sockets (1 / 2.4A adaptive), the total power is 12W
6. The output voltage is: 5V ± 0.3V
7. Output USB rated current is 2.4A ( adaptive )
8.Discharge efficiency:> 85%