The BU2 is a smart USB charger, which is compatible with most cylindrical rechargeable batteries on the market. The integrated 2A charging port is fast charge capable.
The BU2’s USB output function allows the charger to be used as an external charging station whilst the automatic detection system can detect Li-ion, Ni-MH and Ni-Cd batteries as well as selecting the best charging mode for each battery. The BU2 has three LED display lights, which clearly display the current charging operations.
Input Voltage | DC USB5V 2A |
Output Voltage | 1.42V+0.05V, 4.2V+0.05V |
Output Current | 500mA*2/1000mA*2/2000mA*1 |
Output USB | 5V/1000mA |
Charging Mode | constant current and constant voltage |
Size | 111mm*46mm*32.5mm |
Weight | 60g (charger only) |
Compatible with | IMR/Li-ion: 26650 22650 18650 18400 18350 17670 17500 18340 14500 10440 21700, 20700 Ni-MH/Ni-Cd: AA, AAA, AAAA, C |
Input type | USB |
The BU2 Charger can be exchanged for a replacement by authorized distributors within 180 days of purchase, should any issues arise.
The warranty is invalid in any situation below:
The BU2’s USB output function allows the charger to be used as an external charging station whilst the automatic detection system can detect Li-ion, Ni-MH and Ni-Cd batteries as well as selecting the best charging mode for each battery. The BU2 has three LED display lights, which clearly display the current charging operations.
Input Voltage | DC USB5V 2A |
Output Voltage | 1.42V+0.05V, 4.2V+0.05V |
Output Current | 500mA*2/1000mA*2/2000mA*1 |
Output USB | 5V/1000mA |
Charging Mode | constant current and constant voltage |
Size | 111mm*46mm*32.5mm |
Weight | 60g (charger only) |
Compatible with | IMR/Li-ion: 26650 22650 18650 18400 18350 17670 17500 18340 14500 10440 21700, 20700 Ni-MH/Ni-Cd: AA, AAA, AAAA, C |
Input type | USB |
The BU2 Charger can be exchanged for a replacement by authorized distributors within 180 days of purchase, should any issues arise.
The warranty is invalid in any situation below: