This USB charger are compatible with Dse901 (Dse901)
Input voltage: DC 5V
Output voltage: DC 4.2V Max output Current: DC 200mA
How to use?
Screw the battery tightly into the charger
Insert the charger into a computer or a universal AC- USB adapter
What is status of the LED indicator light when charging?
When you screw a low power battery tightly into the charger, the LED indicator light is red. Then the indicator light turns from red to green when battery is full charged.
Note: The battery must be screwed tightly into the charger, otherwise the LED light on the charger will remain green and no power has been input to the battery.
Warranty: Accept DOA (dead on arrival) only. If it is dead on arrival, there is no need to send it back, but make sure to contact us within 48hrs. We will send you a replacement via China Airmail freely.