SAFETY TAILLIGHTS: 3-distinct flashing modes: burst/slow/steady on, keep you and your bike in safety. Support for wireless remote control or manually switch. Water resistant.
ANTI-THEFT ALARM: Theft-deterrent alarm with remote activation and deactivation, up to be 120 decibels enough to frighten and deter thieves.
BIKE FINDER: distance in the open, the remote control operating distance up to 50m(164 feet), easily find your bike location through light or sound. Wireless electric horn to alert others or cars while riding thru traffic.
EASY MOUNTING WAY: Both saddle and seat post mounting kits are included.
LONG TIME POWER STANDBY: USB rechargeable with built-in 700mAh lithium battery that lasts up to 15 days average use (or up to 15 hours of flashing), it takes 2-3 hours to be fully charged. One year quality guarantee.