
Vifly Beacon Tracker
Score: 78/100
Master Airscrew Stealth Propellers Mavic 2
Score: 74/100Rankings

The VIFLY Beacon is a tiny, self-powered buzzer that provides a loud audible alarm and flashing LED for drone recovery, with a long-lasting integrated battery and easy adhesive mounting.

These Master Airscrew Stealth propellers for the DJI Mavic 2 series are foldable, orange-colored replacements that cut noise by about 2 dB and improve efficiency by 5%, adding roughly 1.6 minutes of flight time. They run cooler and are built from reinforced glass-fiber composite, but are model-specific and carry a premium price.
| Attribute | ![]() | ![]() |
|---|---|---|
| ↓ lower better | 45 gbest | 56 g |
— | 226 mmbest | |
80 mAhbest | — | |
— | 124 mmbest | |
— | 1.6 minbest | |
| ↓ lower better | 90 minbest | — |
5 Vbest | — | |
— | -2 dBbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Compatibility(1) | ||
Compatible Drones | Universal | DJI Mavic 2 Pro, Mavic 2 Zoom, Mavic 2 Enterprise |
Weight & Dimensions(1) | ||
Product Weight (g) | 45 g | 56 g |

Products in the top-left offer the best value (high score, low price).

Professional reviewers hail the VIFLY Beacon as an essential add-on for FPV and long-range pilots, emphasizing its louder-than-average alarm, independent power source, and automatic night-light.
Everyday users praise its lightweight design, ease of installation, and effective alarm, while noting occasional false alarms and adhesive wear.

“just stick it on and forget it.”

“bright enough to spot from over 100 meters away.”

“The internal battery can't be replaced, which worries me for long missions.”




Professional reviewers highlight Master Airscrew's engineering pedigree, US manufacturing and the tangible performance gains-especially the noise reduction and efficiency boost-positioning the props as a premium, plug-and-play upgrade that outperforms DJI's own low-noise stock props.
Everyday users praise the quieter flights, extra minutes of airtime, and the high-visibility orange color, noting the props feel sturdy and install easily. A few express caution over the lack of third-party testing.