Nano-Lap IR Lap Counting System（Direct / Battery）

Features:
Compact and easy to transport and setup.
Low cost solution for small clubs and events.
Simple stick on Transponder option.
USB plug and play setup.
No external power supply needed.
Specs:
IR Receiver - USB Compatible
Power: 5v from USB
Sensor Range: 1.8m@5v
Gate Width: 60cm
IR Transponder - Battery Powered
Power: CR1632 Battery (Sold separately)
Sensor Range: 1.8m@5v
Weight: 2.8g
Size: 23.5x21x8mm
IR Transponder - Battery Powered
Power: Spare Receiver Channel (5.5v)
Sensor Range: 1.8m@5v
Weight: <1g