Storage, maintence and transport1. If the battery needs to be stored for an extended period, it should be kept about 50% power( now battery voltage is about 40V); If the battery just to be stored an short period, it should be kept about 30% power( now battery voltage is about 39V), and should be placed in a dry and ventilated circumstance. The battery should be charged 2-3 hours every two months....

Charging the battery1. Connect the battery to the charger, ensure the output terminal of the charger and input terminal of the battery are firmly connected.2. After plug the charger into the wall outlet, the indicator LED will illuminate RED and the indicator LED will change to GREEN when the battery is fully charged.3. When the battery is fully charged, disconnect the charger from the wall outle...

BATTERY1. Never short or circuit the discharge or charge terminals of the battery.2. Never charge the battery by discharge terminals or discharge the battery by charge terminals.3. Keep off the battery from fire and excessive heat. Never put the battery into the fire.4. To avoid damage the battery, never subject it to intense physical shock or severe vibration or impact.5. The charge should be dis...