The PowerUnit & SpaceUnit allows coaches to start multiple FX Chip BLE or FX Chips at the same time. The PowerUnit & SpaceUnit is activated by a loud sharp noise such as a gun or a clap. Ideal for racing multiple athletes at training or at an athletics event. The PowerUnit & SpaceUnit can start up to eight track lanes when placed at the center of the eight lanes To gather the time at the end of the race simply place the required number of Tx Junior Transmitters at the required distance. • Sound StartSimulates a manual gun start of a track meet. • RealisticReaction time is taken into account. • Large detection fieldTriggers the start on up to 8 lanes simultaneously. • VersatileCan be used for block start, 3-point start and standing start. • Convenient and portableThe flag can be easily fold / unfold. The whole transmitter is lightweight and packed into a drawstring bag. • CompatibleWorks with both FxChip and FxChip BLE. • RechargeableTransmitter is charged using a power cable (provided). Technical Sheet: • Weight: 700 g• Dimensions: PowerUnit: 75 x 140 x 25 mm / SpaceUnit: Diameter 65 cm• Compatibility: FxChip / FxChip BLE• Transmitter with 2 modes: Tx / Mic• Transmitter with 3 codes: START / LAP / FINISH• Detection field: 6 meters• Minimum time between 2 transmitters: 0,7 second• Accuracy: 2/100 of a second• Battery: 3.7V 5AH LiPo rechargeable battery, automatic shutdown after 12h• Battery life: 50 hours• Water resistance: IP67• Operating temperatures: -20°C to +50°C