SkyTach Optical Tachometer

The Optical Tachometer is a hand-held device that can be used to measure the rotor head RPM remotely.

Optical Sensor
The optical sensor is an accessory to the Throttle Jockey. The sensor mounts directly to the brackets supplied with the Throttle Jockey.

Watt's UpV2

Watt's Up V2  is an electronic on-board power meter for electric RC helis. It is designed to help tune the battery system and motor.