YOKE ELECTRONICS LIMITED YK03 Manual De Usuario

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7. Battery use instructions
7.3 Conditions when temperature is too high or too low 
If you want to maximize the operating proficiency of YK03, the battery
temperature shall be kept within the scope specified in the batteryspecifica-
tions.
The temperature before charging and during charging, must be within the
recommended scope. When it is close to the recommended value, the 
charging proficiency is the highest. If it is too cold or hot, the charging time 
will be prolonged or it can not be fully charged.
7.4 Detailed parameters of battery
7.5 Precautions for battery transport
WARNING:
Li-ion  battery is considered as dangerous object, so its trans-
port shall be permitted by the local laws.
NOTE:  If you need to use airplanes to transport YK03 with Li-ion battery,
or use any other transport means to transport the Li-ion battery of YK03 
solely, please contact us.
  
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 Item 
Parameter 
 
Battery type 
Li-ion battery
 
Charging time 
2-3 hours
 Voltage 
36V
 
Initial capacity 
2-4Ah
 
Working temperature 
-15℃ ~ 50℃
 
Charging temperature 
0℃ ~ 40℃
  Storage time ( -20℃ ~ 25℃ ) 
12months
  Relative temperature for storage 
5%-95%