Forklift Electric Seat Belt & Green LED Flexi DIN Pole Beacon monitor Kit PN: LMB050G/SBK Forklift , Diggers Electric Seat Belt & Green LED Beacon Monitoring Kit, Seatbelt Monitoring System - FOR OFF-HIGHWAY USE ONLY These systems are becoming widely used, especially for construction equipment where there is no cab on the vehicle and the driver/operator can fall off, resulting in serious injury or even death.