Features: Fully automatic operation, including blinking notification if the engine dies down track or is shutoff! (Day & Night modes) Six super bright LED’s! Stylish & rugged aluminum housing with environmentally sealed electronics! Designed to hold up to extreme mechanical vibration! Built-in flag holder! Operates on a 9 volt battery! In DAY MODE the Smart Light comes on solid automatically when the motor starts. The light then blinks for 1 minute when the motor is shut off or dies before turning off automatically. In NIGHT MODE the Smart Light is on solid when the motor is running and blinks when it is not running.