Westhold Rechargeable G3 Transponders are compatible at all race tracks using the Westhold system, whether it is cars, motorcycles, karts, or motocross. There is no subscription necessary for this transponder and it will work right out of the box with no activation. This item is for the transponder only. A personal charger (sold separately) will be required to charge it, and a mounting clip is required to mount it on your car. A combo with these items is available (WHC-RMS-2187-006-COMBO).
This unit takes approximately 4 hours to charge and will last for 4-7 days on a full charge.