Smart USB battery charger, 4 slots for 18650 21700 14500 3.7V rechargeable lithium batteries and 1.2V AA/AAA Ni-MH batteries

Smart USB battery charger, 4 slots for 18650 21700 14500 3.7V rechargeable lithium batteries and 1.2V AA/AAA Ni-MH batteries

FEATURES

Smart charging: Yes
Fast Charging: No
Highly Concerned Chemical: None
Display Screen: No
Brand name: OLOPKY
Origin: CN (Origin)
Data transmission: no
Type: USB

LEARN MORE

Loading instructions:
1. Powering on: Insert the USB charging cable into the Micro USB port on the top of the charger and connect a 5V USB power source (USB adapter, computer, or other USB power device) to the other end. The N2plus's 1A current indicator will light up, indicating that it is charging.

2. Insert the battery: Insert it in the correct positive and negative directions as indicated on the charger. Reversing the positive and negative terminals of the battery and inserting it into the charger will prevent charging.

3. Battery Test: Once the battery is inserted, the charger will test the battery and enter normal charging mode once the test is complete. The charger has four battery indicator lights, representing the remaining battery power at 25%, 50%, 75%, and 100% of the total battery capacity. The lights will turn off and charging will stop.

4. Intelligent charging: the charger automatically performs charging based on parameters such as the voltage of the inserted battery.
Charging modes such as constant current, constant voltage, maintenance current, pulse, etc.

5. Current selection: The charger defaults to 1A charging. If a slow charge is required, press the MODE button for more than 2 seconds.
The charger will activate the slow charging function. Important reminder: for small batteries (under 1000 mAh), it is recommended to charge them with a current of 0.5 A. Other capacity batteries can be selected according to the user's capacity requirements.

6. Progress prompt: During charging, four battery lights will display the charging progress and battery status.
Once the battery is fully charged, the four battery lights stop flashing and remain lit to remind the user that charging is complete.

7. Activate the discarded batteries
Automatically activate the "zero voltage" battery, which can partially repair discharged batteries.

Note: This function is a possible repair and cannot repair all discarded batteries. Like other batteries
Multiple insertions to increase the probability of activation

8. Automatically identify the batteries
It can be compatible with and automatically recognize lithium-ion batteries (including MR batteries) and rechargeable nickel-hydrogen/nickel-cadmium batteries.