ZeroTech Dobby-Specifications

Wind Resistance Up to 17.4 mph / 28 km/h
Flight Ceiling Absolute: 9842.5' / 3000 m (above sea level)
Using Optical Flow: 9.8' / 3 m (AGL - above ground level)
Range Up to 328.1' / 100 m line-of-sight
Hovering Accuracy Vertical：±0.3' / 0.1 m (with optical flow positioning)
±1.6' / 0.5 m (with GPS)
Horizontal：1' / 0.3 m (with optical flow positioning)
±0.3' / 0.1 m (with GPS)
Maximum Flight Time 9 minutes
Camera
Sensor 1/3.06" CMOS
Effective Pixels 13,000,000
Lens FOV: 75°
Focal Length: 28 mm (35 mm Format equivalent)
Aperture: f/2.2
Focus Distance: Infinity
Resolution Photo: 4208 x 3120
Video: 4K30, 1080p30
Photo Modes Single shot
Timer
Burst (2 to 15 photos)
Self-Timer (3 / 5 / 10 / 20 seconds)
Image Stabilization Digital 3-axis stabilizer
ISO 100 to 3200
Exposure Compensation EV Range: -12, -8, -4, 0, 4, 8, 12
Recording Formats Photo: JPG
Video: MPEG-4 AVC / H.264 (MP4 wrapper)
Video Downlink Interface: via Wi-Fi to mobile device
Resolution: 640 x 480 at 30p; 320 x 240 at 30p
Delay: 160 ms average (depending on conditions)
Camera Angle Adjustment -90 to +22.5° in 5 steps (manually adjustable)
Flight Control System
CPU 2.3 GHz Qualcomm Snapdragon quad-core
GPU Adreno 330
DSP Hexagon DSP
RAM 2 GB
Memory Clock Speed 8 MHz
Storage 16 GB
GNSS GPS, GLONASS
Optical Flow Sensor Optical flow / ultrasonic wave (requires >15 lux illumination)
Wi-Fi Frequency: 2.4 GHz, 5 GHz
Transmit Power: 19 dBm (2.4 GHz); 25 dBm (5 GHz)
Connectivity 1 x micro-USB port
System Requirements
Mobile App Android: 4.3 and above
iOS: 8.0 and above
Battery
Chemistry Lithium-ion polymer (LiPo)
Capacity 970 mAh / 7.37 Wh
Voltage Nominal: 7.6 V
Maximum: 8.7 V
Operating Temperature Charge/Discharge: 32 to 113°F / 0 to 45°C
Charger Voltage: 9 V
Rated Power: 15 W
USB Type-C
General
Dimensions Folded: 5.3 x 2.6 x 1.4" / 135 x 67 x 36.8 mm
Extended: 5.3 x 5.7 x 1.4" / 135 x 145 x 36.8 mm
Weight With Battery: 7 oz / 199 g
Packaging Info
Package Weight 1.15 lb
Box Dimensions (LxWxH) 6.2 x 4.1 x 3.5"