iFlight Defender25 O3 PNP

Defender25 O3 4S HD - Ultralight FPV Drone

Ultralight & Free to Fly

The Defender25 O3 4S HD is an ultralight drone weighing under 249g, which means it doesn't require registration in most countries. Its compact and lightweight design makes it the perfect travel companion, allowing you to redefine your FPV adventures with ease.

Small But Mighty

Designed with built-in 2.5-inch propeller guards, the Defender25 is ready to fly boldly. Its durable injection-molded frame provides protection for motors and propellers, while also safeguarding against minor flight errors.

4K Stabilized Video with 155° Ultra-Wide Angle

Featuring the latest technology from DJI, the O3 Air Unit HD transmission system supports 4K video capture with a 155° super-wide field of view. The D-Cinelike color mode offers creative freedom for color grading, allowing you to edit and adjust your footage effortlessly. A special vibration-damped camera mount ensures smooth raw footage and optimal gyro data for stabilization.

Crash Protected Quick-Release Battery

The innovative quick-release battery system and charging adapter make operation simple and efficient. The Defender25 includes a stock 4S 550mAh battery, with an optional Endurance 900mAh battery available for extended flight times.

Advanced Features

• Inbuilt high-performance video and receiver antennas
• Optimized landing gear for take-off in complex environments
• Turtle Mode pre-setup
• Secured XT30 battery plug with anti-spark filter
• Motors with direction arrows
• Props with positioning column for easy installation
• Easy access to all ports and buttons
• Mini camera mount compatible with Naked GoPro, Insta360, and more

Packing List

• 1 x Defender25 O3 HD BNF
• 1 x Defender25 550mAh Battery
• 1 x Charging Adapter Board
• 2 x Defender 2525 Props (pairs)

Specifications

• Flight Electronics: BLITZ D25 F7 AIO
• Video Transmission: DJI O3 Air Unit
• Frame: 112±2mm
• Motor: Defender25 1404
• Prop: Defender25 2525 props (2.5 inch)
• Weight of the Aircraft: 180g
• Takeoff Weight incl. 550mAh battery: ≤249g
• Takeoff Weight incl. 900mAh battery: ≤280g
• Dimensions (L×W×H): 158x155x69mm
• Max Ascent Speed: 6 m/s (Normal Mode, Sport Mode)
• Max Descent Speed: 6 m/s (Normal Mode, Sport Mode)
• Max Speed: 100Km/H (Manual Mode)
• Maximum Takeoff Altitude: 200 m
• Max Hover Time: Approx. 6 mins (with 550mAh battery), 10 mins (with 900mAh battery)
• Max Flight Distance: 2-3 km
• Max Wind Speed Resistance: 80 Km/H (Level 5)
• Operating Temperature Range: -10° to 40° C (14° to 104° F)
• Transmission Power (EIRP): FCC: < 33 dBm / CE: < 14 dBm / SRRC: < 30 dBm
• Antennas: Dual Antennas

Video Transmission

• Product Name: DJI O3 Air Unit
• Weight: Approx. 290 grams (headband included)
• Dimensions (L×W×H): 167x1039x813mm
• Screen Size (single screen): 0.49-inch
• Resolution (single screen): 1920×1080
• Refresh Rate: Up to 100 Hz
• Interpupillary Distance Range: 56-72 mm
• Diopter Adjustment Range: -8.0 D to +2.0 D
• FOV (single screen): 51°
• Communication Frequency: 2.400-2.4835 GHz; 5.725-5.850 GHz
• Transmission Power (EIRP): 2.4 GHz: < 30 dBm (FCC), < 20 dBm (CE/SRRC/KC); 5.8 GHz: < 30 dBm (FCC), < 23 dBm (SRRC), < 14 dBm (CE/KC)
• Max Video Transmission Bitrate: 50 Mbps
• Operating Temperature Range: 0° to 40° C (32° to 104° F)
• Power Input: 7-9 V (1.5 A)