Description:Faith Mini - Brand Name: C-Fly - Item NO.: Faith Mini - Color: Grey - Dimension: Unfold:165 X 188 X 59 mm (L*W*H)Fold:142 X 84 X 57 mm(L*W*H)Diagonal Size: 218 mm - Drone Weight: About 230g (with battery and propellers)Max Ascending Speed: 4m/s (Sport Mode)2.5m/s ...Description:Faith Mini - Brand Name: C-Fly - Item NO.: Faith Mini - Color: Grey - Dimension: Unfold:165 X 188 X 59 mm (L*W*H)Fold:142 X 84 X 57 mm(L*W*H)Diagonal Size: 218 mm - Drone Weight: About 230g (with battery and propellers)Max Ascending Speed: 4m/s (Sport Mode)2.5m/s (Normal Mode, can set from 1~3m/s)3.5m/s (Return Mode)Max Descending Speed: 3m/s (Sport Mode)2m/s (Normal Mode, can set from 1~3m/s)3m/s (Return Mode)Max Horizontal Flight Speed:14m/s (Sport Mode)8m/s (Normal Mode, can set from 2~10m/s)12m/s (Return Mode)Max Flying Altitude: 4000m - Max Flying Time: 26mins - Satelite Positioning System: GPS+GLONASSHovering Accuracy: Vertical: ±0.5m, ±0.2m (when optical flow positioning and ultrasonic positioning works normally)Horizontal: ±1.5m, ±0.3m (when optical flow positioning and ultrasonic positioning works normally)Operating Frequency: 2.4GHz - Flight Height: 120m,maximum 800m (set on app)Operating Temperature: 0-40°COptical Flow System - Optical Flow System: yes - Operating Environment: surface with c