DJI · vtx

DJI O4 Air Unit Lite

DJI O4 Lite — lighter O4 variant for cinewhoop and sub-250g builds. VTX transmits video to goggles. Analog 5.8 GHz (25 mW EU) or digital DJI / Walksnail / HDZero ecosystems. Weight: 18 g. Voltage: 2S–4S (7–17 V). VTX: 600 mW. Protocol: DJI O4.

~€14918 gDJI O4
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Use cases

  • Analog — low latency, budget, channel management
  • DJI O3/O4 — high quality, GEO and CE modes
  • Walksnail Avatar — DJI alternative with open stack

Compatibility & specs

  • Weight: 18 g
  • Voltage: 2S–4S (7–17 V)
  • VTX: 600 mW
  • Protocol: DJI O4
  • Tags: digital, dji, o4, lite, cinewhoop

Buying tips

  • Indicative price ~€149 — compare alternatives in the FPV configurator.
  • Before buying verify stack size, VTX protocol and battery cell count compatibility.
  • For EU flights follow CE/NAA rules — separate from technical matching.

FAQ

What is DJI O4 Air Unit Lite for?
DJI O4 Lite — lighter O4 variant for cinewhoop and sub-250g builds. VTX transmits video to goggles. Analog 5.8 GHz (25 mW EU) or digital DJI / Walksnail / HDZero ecosystems. Weight: 18 g. Voltage: 2S–4S (7–17 V). VTX: 600 mW. Protocol: DJI O4.
What is DJI O4 Air Unit Lite compatible with?
Weight: 18 g Voltage: 2S–4S (7–17 V) VTX: 600 mW Protocol: DJI O4 Tags: digital, dji, o4, lite, cinewhoop
Does DJI O4 Air Unit Lite fit my build?
Use the A2STS FPV configurator — select this part and the engine flags current, weight and protocol issues.
Which protocol does O4 Air Unit Lite use?
DJI O4. All chain parts (VTX, camera, goggles, RX) must stay in the same ecosystem.

Specifications

Weight
18 g
Protocol
DJI O4

Builds using this part

Alternatives