This has been designed for use with the EV3 Infrared Seeker Sensor. The beacon emits an infrared signal which the sensor can track. The beacon can also be used as a remote control for the EV3 brick through signals sent to the infrared sensor. 

- Requires two AAA batteries
- Four individual channels
- Includes a beacon button and toggle switch to activate/deactivate
- Green LED indicating if the beacon is active
- Auto power-down if the unit is not in action for one hour
- Working distance of up to two meters

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