iFlight Defender 25 HD 4S FPV Freestyle Quadcopter

After 2 years with the very successful ProTek series, iFlight continues to strive for a better flying experience and performance with the next upcoming innovative step. Let’s meet the Defender 25. 

Features

• Ultralight & Free to Fly
• At sub 249g weight, our Defender25 doesn't require registration in most countries. The compact and lightweight design also makes it easy to carry and store. It will be your best travel buddy to redefine your FPV adventure.
• Small But Mighty
• The built-in 2.5inch propeller guards were designed to fly bold. You’ll experience a complete new creative freedom to fly whenever and wherever. The durable injection molded frame does not only prevent damage to your motors or propellers, but also protects the environment of small flight errors.
• 4K Stabilized Video with 155°Ultra-Wide Angle
• Equipped with the latest tech from DJI, the O3 Air Unit HD transmission system. The Defender25 supports 4K video and shoots up to 155°super-wide FOV footage for stunning visuals. In addition, D-Cinelike color mode provides more creative freedom for color grading, allowing you to edit and adjust your footage. (Source DJI)
• We’ve also added a special vibration-damped camera mount to keep your raw footage as smooth as possible, as well as ensure good Gyro Data for the in-built or in-post camera stabilization.
• Crash Protected Quick-Release Battery
• New innovative quick-release battery and charging adapter to make everything as easy as it can be. The Defender25 comes with a stock 4S 550mAh. An Endurance 900mAh battery is optional.
• Inbuilt high-performance Video and Receiver antennas
• Optimized Landing Gear for Take-off in Complex Environment
• Countless easy-to-use features let you get started right away: 
• 1) Secured XT30 Battery Plug with Anti-Spark Filter
• 2) Motors with direction arrows
• 3) Props with positioning column for easy installation
• 4) All ports and buttons are easy to access
• 5) Mini camera mount (Naked GoPro, Insta360, etc.)

Specifications

• Product Name: Defender25 O3 4S HD
• 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: 3000m (with 550mAh battery), 3500m (with 900mAh battery)
• Max Hover Time: Approx. 6 mins(with 550mAh battery), 10mins(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
• GNSS: GPS+SBAS+Galileo+QZSS+Glonass

• Product Name: DJI O3 Air Unit
• Weight: Approx. 36.4 grams（headband included）
• Communication Bandwidth: Max 40 MHz
• FOV (single screen): 155°
• Communication Frequency: 2.400-2.4835 GHz；5.725-5.850 GHz
• End-to-End Latency
• With DJI FPV Goggles V2:
• 810p/120fps Video Transmission Quality: The latency is lower than 28 ms.
• 810p/60fps Video Transmission Quality: The latency is lower than 40 ms.
• With DJI Goggles 2:
• 1080p/100fps Video Transmission Quality: The latency is as low as 30 ms.
• 1080p/60fps Video Transmission Quality: The latency is as low as 40 ms.
• Max Video Transmission Bitrate: 50 Mbps
• Max Video Transmission Range: 10 km (FCC), 2 km (CE), 6 km (SRRC)
• Operating Temperature Range: -10º to 40º C (14° to 104° F)
• Power Input: 7.4-26.4 V 
• Audio Transmission: N/A

Includes

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