Key Rescue Machine, Key Crane and Automatic Crane Function. 4 flight modes: normal, auto balance, auto hover and rotate modes. 3 types of wings: standard, Delta-ALA (flight wing) and V-tail. Remote total sensitivity control. 3 operating frequencies for servo; in: 50Hz, 125Hz and 250Hz. Independent adjustment of the sensitivity, self-stabilization and lifting. Rocker center, automatic calibration. Support HV (7.4v) receiver and motor steering. Easy to use, extremely suitable for beginners Input voltage: 5-7.4V Podroacute; Servo Rate: 1520+/-500us Gyroscope: +/-2000dps Accelerometer: +/-4G Color: Photo Color Material: ABS,PC Size: 43x27mm Package Content: 1 x Flight Controller Stabilizer Only the above package content, other products are not included. Note: Light reflection and roacute; Different displays may cause the color of the item in the picture to be slightly different than it actually is. The allowed measurement error is +/- 1-3cm.