Defender 20 Lite O4 2S HD Portable Lightweight 4K Indoor FPV Drone 10 km Range

Overview

The upgraded Defender series comes with the DJI O4 Air Unit for 4K recording and low-latency, long-range transmission. Measuring just 2 inches and fitting in your palm, it’s light, portable, and quiet enough for indoor filming without disturbance. Supports Type-C fast charging* for easy outdoor power-ups. The prop guard can be removed with only four screws, allowing quick switches between safety and agility. Ideal for indoor flights, short trips, camping shoots, and daily creative work, the Defender 20 Lite delivers a cinematic FPV experience anywhere.

Changelog

• Aug 13, 2025: AIO flight controller upgraded from F411 AIO to Borg F7 AIO.

Highlights

• 4K HD recording: Built-in DJI O4 Air Unit with 1/2-inch CMOS sensor, stabilization, and Gyroflow support for smooth, low-latency footage.

• Lightweight & portable: Palm-sized, easy to pack; low-noise flight perfect for indoor use and navigating tight spaces.

• Powerful flight: Hover throttle as low as 25%, with up to 7.5 min flight time for extended creativity.

• Quick-release prop guard: Boosts safety during crashes and can be removed for agile freestyle.

• Independent podded camera mount: Reduces vibration for stable raw footage and quality gyro data.

• Plug-and-play battery: Auto powers on when inserted for fast takeoff.

Specifications

• Product Name: Defender 20 Lite O4 2S HD

• Flight Electronics: Borg F7 AIO

• Video Transmission: DJI O4 Air Unit

• Wheelbase: 87 mm

• Motor: Defender 16 1103 14000KV

• Prop: Defender 20 Lite 2020×3

• Weight: 69±3 g

• Takeoff Weight: ~108±3 g (with 600mAh battery)

• Dimensions: 125×125×44.5 mm

• Max Speed: 75 km/h (Manual mode)

• Max Takeoff Altitude: 2000 m

• Max Hover Time: 6.5–7.5 min (2S 600mAh)

• Operating Temp: -10° to 40° C

• Antennas: Single

• GNSS: None

Video & Transmission (DJI O4 Air Unit)

• Sensor: 1/2-inch CMOS

• Lens FOV: 117.6°

• ISO: Auto 100–6400 / Manual 100–12800

• Recording: 1080p/100fps, H.265, max 100 Mbps, MP4

• Color Mode: Normal

• Live View: 1080p@30/50/60/100fps

• Frequencies: 5.170–5.250 GHz; 5.725–5.850 GHz

• EIRP: 5.1GHz <23dBm(CE); 5.8GHz <30dBm(FCC) / <14dBm(CE) / <30dBm(SRRC)

• Max Transmission Range: Up to 10 km (FCC), 6 km (CE/SRRC) with DJI Goggles 3/N3

• Bandwidth: Max 60 MHz

• Built-in Storage: 23 GB; SD card not supported

• Weight: ~8.2 g (incl. camera)

• Dimensions: 30×30×6 mm

In the Box

• Defender 20 Lite O4 HD BNF ×1

• Defender 20 Lite 2S 600mAh Battery ×1

• Charging Adapter ×1

• Prop Removal Tool ×1

• Defender 20 Carrying Case ×1