Barely used. Looks new. Transponder comes with two charger cables and mounting bracket (no charging base). Can be used for dirt bikes/motocross snocross, enduro, quads, Supermotard, Pocket Bike, etc. Anything using an AMB MX timing system. I bought this for karting and found out I cannot use it. email sa_haynes@yahoo.com with questions.

Personal AMBmx Rechargeable Transponder
Personal AMBmx Rechargeable Transponder Easily zip-tied to the fork stanchion on the riders bike, the Rechargeable Transponder keeps maintenance at a minimum for each racer. With a single charge lasting a full 5 days, the transponder will easily last through a weekend of racing. Its special charging cradle is designed to prolong the battery life when not in use.

AMBmx Rechargeable Transponder:
Numbers available: unlimited
Max. detection speed: 120 km/h (75 mph)
Position: max. detection height 120 cm, 4ft above detection loop
Operating time: min. 4 days +1 after full charge
Charge time: min. 16 hrs for full charge
Temperature range: 0 - 50 °C (32 - 122 F)