Livall EVO21 Manuel D'instructions page 9

6. Trying to clean the golden colour contacts of the charging plug sheet with metal or hard tools such as blades or
tweezers is strictly forbidden. Please use cotton swabs with clean water or alcohol in case of cleaning. Please make
sure the charging plug is clean and dry while charging the helmet.
7. The built-in battery is forbidden to be disassembled, squeezed, heated or burned. It is also forbidden to use
screwdrivers and other sharp devices breaking down or prying apart the battery. The above operations may make
8. Please do not place the helmet with sharp objects, avoiding to damage the helmet.
Note: 1. Problems such as network anomalies, may result in the failure to successfully send or receive SOS messages.
storage (six months to one year).
Charging port : Magnetic USB
Battery : 3.7V/600mAh
Waterproof class : IPX5
Temperature: Storage Temperature: -20°C ~45°C. Temperature for use: 0°C~40°C. Temperature while charging:
0°C~40°C.
Notes: The above data is measured by LIVALL in a controlled environment, with room temperature at 25°C and
Electricity parameter : DC 5V/1A
Charging time : About 3hours
Battery life : about 10 hrs in the default Light Mode
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