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The Walksnail Avatar HD VTX Nano Kit is the ultra-compact digital solution from Caddx/Walksnail, designed to compete directly with the DJI and Fat Shark digital ecosystems. It is especially popular for "Whoops" and micro drones due to its incredibly low weight and single-board VTX design.
Industry-Leading Latency: The Avatar system is built for speed. In "Racing Mode," it achieves a glass-to-glass latency of roughly 22ms, which is significantly lower than most competitors, making it a favorite for competitive racing and tight proximity flying.
Nano-Sized 1080p Camera: The included camera is a true Nano (14x14mm), fitting into the tiny canopies of micro-whoops that were previously limited to analog. Despite its size, it features a 1/2.7" sensor with great low-light performance (0.001 Lux).
Onboard DVR & Storage: The VTX itself handles the recording duties. Depending on the version (V1/V2/V3), it comes with either 8GB or 32GB of internal memory, allowing you to capture 1080p flight footage without the weight of an SD card or external camera.
Canvas Mode OSD: One of the system's best features is its seamless integration with Betaflight, iNav, and Kiss. It supports "Canvas Mode," which renders your OSD exactly as you see it in Betaflight, including all custom fonts and symbols.
Dual Antenna & Range: While small, the VTX supports a dual-antenna configuration (on larger versions) or a high-efficiency single antenna (on the Nano/Mini) to provide a stable 4km+ range.
Technical Specifications (V3 Version):
Camera Size: 14 x 14 x 16.8mm
VTX Mounting: 25.5 x 25.5mm (M2) or 20 x 20mm (M3)
Resolution: 1080p/60fps, 720p/120fps, 720p/60fps
Aspect Ratio: 16:9 / 4:3 (Switchable)
Internal Storage: 32GB (V3) / 8GB (V1)
Input Voltage: 3.1V - 13V (Compatible with 1S-3S directly)
VTX Weight: 13.4g
Camera Weight: 3g
Latency: Average 22ms
The Pilot's Reality Check:
Whoop Power: The V3 is particularly impressive because it can be powered directly from a 1S LiPo, making it the "Gold Standard" for digital tiny whoops.
Compatibility: This kit is designed to work exclusively with the Walksnail Avatar HD Goggles or the Fat Shark Dominator HD digital goggles.
1 * Walksnail Avatar HD Nano Camera (with 90mm or 140mm Coaxial Cable)
1 * Avatar HD Mini VTX (V3 or V2 depending on selection)
1 * Walksnail Avatar V2 Antenna (LHCP)
1 * 4-Pin USB Data Cable (for firmware updates and video export)
1 * 4-Pin Power/Signal Cable
1 * 14mm to 19mm Bracket (to fit standard micro camera mounts)
1 * Full Screw & Hardware Set (M2 and M1.2 sizes)
1 * Set of Rubber Gaskets/Washers for soft-mounting