EVO II Dual 640T Specifications-Aircraft – Autel Robotics
Takeoff weight 1150 g
Max takeoff weight 2000 g
Size(L*W*H, propeller included) 457*558*108mm (Unfolded)
230*130*108mm (Folded)
Wheelbase 397 mm
Maximum service ceiling altitude 7000 m
Max ascent speed 8 m/s (Ludicrous)
Max descent speed 4 m/s (Ludicrous)
Max horizontal flight speed 20m/s (Ludicrous)
Max flight distance (no wind) 25 km
Max angular velocity 120°/s
Max flight time  (no wind) 38 min
Max hovering time  (no wind) 33 min
Operating temperature range -10℃ ~ 40℃
Maximum resistance to wind Level 8
Operating frequency non-Japan:2.400 GHz - 2.4835 GHz;5.725 - 5.850 GHz
Japan:2.400 GHz - 2.4835 GHz;5.650 - 5.755 GHz
Transmission power 2.4G
FCC/ ISED:≤27dBm
SRRC/CE/MIC/RCM:≤20dBm

5.8G (non-Japan) ; 5.7G (Japan)
FCC/ISED/SRRC/MIC:≤27dBm
CE/ RCM:≤14dBm
Hovering accuracy Vertical: ±0.02 m (when the visual positioning is working normally);
±0.2 m (when GPS positioning works normally)
Horizontal: ±0.02 m (when the visual positioning is working normally);
±0.5 m (when GPS positioning works normally)