This Hitec Telemetry pack to suit electric models, includes the following:
HTS-SS BLUE (Sensor Station)
HTS-VOLT (Voltage Sensor)
HTS-C50 (50A Current Sensor)
HTS-TEMP (Temp Sensor x 3pcs)

This system can be installed in almost any aircraft including helicopters, gliders, and electric powered planes.

Now you can fly your aircraft AND know the current status of your model's RPM, Voltages, Temperatures and GPS information including Speed and Altitude.
Uses the Hitec Adaptive Frequency Hopping Spread Spectrum (AFHSS) that allows electric flyers to monitor a variety of information
on the Hitec Aurora 9 or Eclipse 7 transmitter or through a PC

The compact HTS-SS BLUE sensor station collects data from each sensor of your electric powered aircraft sending it back to your transmitter via the Optima 7 or Optima 9 omni-directional receivers. Complete port information is as below:- You may add maximum:-
4 Temperature Sensor Ports (HTS-TEMP)
2 RPM Sensor Ports (HTS-RPM)
Current Sensor Port (for 50Aor  200A Sensor)
Voltage Sensor Port
GPS Port (HTS-GPS)

Communication is key, so let Hitec’s Telemetry Monitoring System open the door to a whole new world of information. Utilising the Adaptive Frequency Hopping Spread Spectrum (AFHSS) technology the Telemetry Monitoring System allows you to monitor a variety of information on the Aurora 9 or eclipse 7 screen or on your PC. Knowing more about your aircraft’s performance will keep you in charge and improve your flying! This system is a must-have asset for sport fliers and advanced pilots everywhere.

You may also like to buy RPM sensor (available separately)