Product Name: -R7V (Built-in Gyro) Compatible Transmitters: -G7P( Adapts surface transmitters with ANT protocol) Compatible Models: Cars or boats PWM Channels: 7 RF: 2.4GHz Maximum Power: Less than 20dBm (e.i.r.p.) (EU) Antenna: Single antenna Distance: 300m (Ground distance without interference) 2.4G Protocol: ANT Resolution: 4096 Data Output: PWM//i-BUS/S.BUS Input Power: 3.5 ~ 9V/DC Online Update: Yes Temperature Range: -10 ~ +60 Humidity Range: 20% ~ 95% WaterProof: PPX4 Dimensions: 35.0mm x 23.3mm x 13.3mm Weight: 8.0g Material: ABS+Metal Color: as shown Package Contents: 1 PCS remote control model receiver 1 PCS cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.