... flash. Says 6.1V vltage, said in the following, the battery will have no electricity in time, ... , work continuously 3 to 4 hours.7. Feature: A. Fixed in front of the bike, as a ... deck, suitable for various types of bikes, easy to remove the replacement.8. Note: A. Charging put in safe ... place B. Do not remove the battery, wiil affect the prodcuts performance and dangerous. Pictures: TrustFire ...