FLYSKY FS-ST8 RC Transmitter 2.4GHz Remote Controller ANT Protocol with FS-SR8 Receiver 8CH +FS-CEV04 FS-CPD01 FS-CPD02 FS-CTM01 CVT01 Temperature Telemetry Data Module 1000M Remote Control Distance     Notice:All the Version comes with FS-SR8 Receiver      Digital proportional radio control system. The RX SET(receiver setting) menu provides a number of function setting  menus to allow you to set up the receiver system in all aspects. User-friendly design for each operation and handling. With lightweight and portable size, it is easy and convenient to carry and use. Ergonomics, comfortable hand feel, not easy to sweat. Specifications: Brand: FLYSKY Product Model: FS-ST8 Channels: 8-10 Adaptive Receiver: FS-SR8 ( Adapts Receiver with ANT Protocol ) Model Type: Helicopters, Gliders, Delta-wing Airplanes, Multicopters, Engineering vehicles, Robots, Cars or Boats, etc. RF: 2.4GHz ISM Maximum Power: 1000m& 65288;Air distance without interference& 65289; Channel Resolution: 4096 Battery: 1.5AA*4 / 2S Lipo& 65288;JST& 65289; Charging Interface: NO Data Output: PWM/PPM/i-BUS/S.BUS Low Voltage Warning: AA battery: 1000m (Air Distance without Interference& 65289; Antenna Type: Two Antennas Input Power: 3.5~9V/DC Data Output: PWM/PPM/i-BUS/S.BUS Online Update: Yes Temperature Range: -10& 8451; ~ +60& 8451; Humidity Range: 20% ~ 95% Size: 44.8*26.6*11.3mm Package Information: Package Size: 23.5*25.5*9.5cm Package Weight: 661g Package List: 1* Transmitter 1* Receiver 2* User Manual          Flysky AFHDS2A TELEMETRY Module (FS-CEV04, FS-CPD01, FS-CPD02, FS-CTM01, FS-CVT01)  Compatible Receiver: iA4B(directly), iA6B(directly), iA10(need conversion cable)  FS-CPD01 RPM Telemetry [magnetic] module  Monitor range of speed 60000RPM/mins  Power: 4.0-6.5V DC  Weight: 6.6g  Size: 31*15*8.5mm  FS-CPD02 RPM Telemetry [Photo Induction(optical)] module  Monitor range of speed 60000RPM/mins  Power: 4.0-6.5V DC  Weight: 6.8g  Size: 31*15*8.