This is the Spektrum TM1100 DSM2 Fly-By Aircraft Telemetry Module. The TM1100 Fly-By Telemetry Module provides peace of mind by keeping track of aircraft vitals. It provides temperature, battery voltage, quality of signal and rpm's (rpm sensor sold separately) information at a glance. It's compact, lightweight design offers Fly-by Telemetry data, typically providing a 300–400 feet of range. The TM1100 is compatible with all Spektrum and JR receivers that have a Data (Flight Log) port.
- Lightweight, compact design
- 300- to 400-foot range
- Monitor battery, temperature, quality of signal and rpm's