Manufacturer Description

This is the Hitec HTS-SM Servo Manager Sensor.

FEATURES:
For use with the Hitec HTS-SS Basic Telemetry with Optical RPM
    Sensor, HRCM5831
Installs easily inside the body of an aircraft and relays servo
    performance information to the HTS-SS telemetry sensor station

INCLUDES:
HTS-SM Servo Manager Sensor

SPECS:
Dimensions: 1.5 x 0.79 x 0.49" (39 x 20 x 12.5mm)

BOX DIMENSIONS: 2.50" W. X .63" H. X 3.00" L.
BOX WEIGHT: .04 LBS.