Single charger 
1.Used for 18650 battery 
2.Have passed CE 
3.Input:AC100V-240V 100MA 
4.Output:DC4.2V 650MA

Specifications Dimensions
Length 105MM * Width 40MM * height 35MM

Input characteristics
AC input voltage :100-240VAC
AC input frequency: 50/60HZ
AC input current: <= 100mA

Output characteristics
Output charging voltage: DC DC4.15 to 4.25 (reference value)
Charging characteristics (following electrical parameters of the test environment temperature -10 ° C to +55 ° C)

Charging current: DC DC600mA ± 50mA (reference value)

 Charging method:
This charger must under in charging process to maintain constant current followed by constant voltage way.

Charging indicator:
Not charged (no load), charger power indicator LED green;
Being charged, the corresponding power indicator LED is red;
When charging is completed, the corresponding power indicator LED is green;

Safety Certification:
This product has passed CE certification

Voltage test:
At the temperature of 15 °C ~ 35 °C, relative humidity of 45% to 75% of the environment

The charger can withstand the pressure test of the AC3500V/1S test is as follows:
AC DC (AC3KV) no arcing, breakdown phenomenon, and leakage current of less than 10mA
AC shell (AC3KV) no arcing, breakdown phenomenon, and leakage current of less than 10mA
5.0 Noise
Within a distance of one meter, audio noise should be less than 40dB.

Note
Please use the indoor and dry place.
Non-professional pers do not open.
 Do not charge the non-secondary lithium battery and bad battery