Quadcopter iFlight Defender 25 4S HD

iFlight Defender 25 4S HD – Specifications and Features

Features:

Compact and powerful drone, specially designed for pilots seeking high maneuverability and flight stability.

Weight under 249g (with 550mAh battery), making it ideal for travel and quick flights without registration in most regions.

Aerodynamic design: Carbon fiber frame optimized for minimal air resistance, ensuring high speed and efficiency.

Powerful motors: Equipped with Defender 25 1404 motors for fast acceleration and a top speed of up to 100 km/h in manual mode.

DJI O3 Air Unit integration: Provides clear images even over long distances.

Durability and lightweight: Carbon fiber construction is ideal for high-speed maneuvers and freestyle.

Optimal battery placement: Bottom battery mount ensures an optimal center of gravity and balance for improved stability and control.

Specifications:

Product Name: Defender 25 O3 4S HD

Flight Electronics: BLITZ D25 F7 AIO

Video Transmission: DJI O3 Air Unit

Wheelbase: 112±2 mm

Motor: Defender 25 1404

Propeller: Defender 25 2525 (2.5 inches)

Drone Weight: 180g

Max takeoff weight with 550mAh battery: ≤249g

Max takeoff weight with 900mAh battery: ≤280g

Dimensions (L×W×H): 158x155x69 mm

Max ascent speed: 6 m/s (Normal/Sport mode)

Max descent speed: 6 m/s (Normal/Sport mode)

Max speed: 100 km/h (Manual mode)

Max takeoff altitude: 3000 m (with 550mAh battery), 3500 m (with 900mAh battery)

Max hovering time: approx. 6 minutes (with 550mAh battery), 10 minutes (with 900mAh battery)

Max flight distance: 2-3 km

Max wind 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

Video Transmission:

Product Name: DJI O3 Air Unit

Weight: Approx. 36.4 g (including headband)

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 quality: latency less than 28 ms

810p/60fps video quality: latency less than 40 ms

With DJI Goggles 2:

1080p/100fps video quality: latency 30 ms

1080p/60fps video quality: latency 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)

Input power: 7.4-26.4 V

Audio transmission: N/A

Recommended charger: The charger is not included in the combo and is sold separately. For charging speed, it is recommended to use an iFlight PD 100W Charger or PD 30W Charger, or other USB chargers supporting USB PD and QC fast charging protocols.

In the box:

1 x Defender 25 O3 HD BNF

1 x Defender 25 550mAh Battery

1 x Type-C Charging Adapter

2 x Defender 2525 Propellers (pairs)