aventon SINCH User Manual page 18

Charge the battery only with the charger originally supplied with the bike from Aventon Bikes, or
a charger purchased directly from Aventon Bikes, designed for use with your specific bike serial
number, as approved by Aventon Bikes. Never use an aftermarket charger, which can
result in damage, serious injury, or death.
Please take special care in charging your bike from Aventon Bikes in accordance with the
procedures and safety information detailed in this manual. Failure to follow proper charging
procedures can result in damage to your bike, the charger, or personal property, and/or cause
serious injury or death
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