FLYSKY 2.4G IA6 IA6B X6B A8S R6B GR3E R9B X8B iA10B BS6 A3 GR4 RX2A TX Module Fli14+ FS2A RC FPV Drone Receiver for i6 i6s i6x helicopter Item Name: ES9051 servo

Item Name: ES9051 servo

The length of the Strap is 300mm which is long enough for all type frames

if you don't know which size you need

Radio Frequency Output Impedance：50 Ohm

AC Input voltage  100V-240V

FLYSKY 2.4G IA6 IA6B X6B A8S R6B GR3E R9B X8B iA10B BS6 A3 GR4 RX2A TX Module Fli14+ FS2A RC FPV Drone Receiver for i6 i6s i6x helicopter Item Name: ES9051 servoTX Module: Item name: Multi protocol TX Module Signal frequency: 2400 2483. 5Mhz Controllable range: 100m Input voltage: 3. 7 4. 2V (1S battery) Supported remote controls: Flysky FS i6 FS i6X Supported Remote control channel order: AETR Supported brand: Cheerson, Syma, Wltoys, Eachine E010 (Most of these brand's quadcopters, helicopters and airplanes are compatible but not every model. Specific models please check instruction under the note) Note: