Function Parameter：
1) Input voltage：AC100-240V 50-60Hz.
2) Output parameter：
a) Charger：DC4.2-9V 100-500mA
b) Power supply adapter：3V-12V，100-1000mA（5V1A）
3) LED display:
a) 1 LED 1 color which indicates power on ;
b) 1 LED dual color, red LED will light up to signal that charging is
in process, green LED will light up to signal that charging is completion.
4) Limited charging current：500mA
5)Steady precision：5%.
6) Loaded effect：3%.
7) Efficiency：≥85%.
8) Dimension：60 x 33 x 41mm
9) Weight：62g
10) Carton size: 40 x 26 x 33.5cm
White box packaging total weight: 8.2kg
11) Constant charging current and charging voltage，short-circuit
protection, full function protection，suitable for charging in travel.
12) Operation conditions:
a) Temperature: -10℃ to 40℃
b) Relative humidity：≤85%
c) Atmosphere press：86 to 106Kpa
13) Storage and conveyance conditions:
a) Temperature: -40℃ to 60℃
b) Relative humidity：≤90%
14) Insulation resistor：under the normal atmosphere condition，insulation
resistor of product no less than 10Mohm，the loop of product can stand
50Hz 3750V，1min dielectric strength and no rupture.