Ruko F11 Battery
Score: 15/100
Master Airscrew Air 2S Propellers Red
Score: 82/100Rankings
Master Airscrew STEALTH Red propellers are a premium, USA-made upgrade for the DJI Air 2S and Mavic Air 2, delivering measurable noise reduction and modest flight-time gains while being lighter than stock props.
The Ruko F11 series replacement battery offers a solid 28-30 minute flight time in a lightweight 193 g package with built-in safety features and fast USB-C charging, but it lacks an included charger and may suffer from swelling over time.
| Attribute | | |
|---|---|---|
| ↓ lower better | 193 g | 28 gbest |
— | 183 mmbest | |
2,500 mAhbest | — | |
— | 97 mmbest | |
— | 1.3 minbest | |
| ↓ lower better | 270 minbest | — |
11.1 Vbest | — | |
— | -2 dBbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Compatibility(1) | ||
Compatible Drones | Ruko F11;Ruko F11PRO;Ruko F11GIM;Ruko F11GIM2 | DJI Air 2S, DJI Mavic Air 2 |
Weight & Dimensions(1) | ||
Product Weight (g) | 193 g | 28.0 g |
Products in the top-left offer the best value (high score, low price).
Professional reviewers highlight the battery's seamless integration with Ruko's ecosystem, noting its compact, lightweight form factor and smart BMS that safeguards against over-charge and over-discharge.
Everyday users appreciate the reliable 28-minute flight time and easy swapping, though some report occasional defects, swelling, and the inconvenience of having to buy a separate charger.
“Lasts the full 28 minutes as advertised.”
“Easy to swap - great for back-to-back flights.”
“LED lights are accurate and help avoid sudden power loss.”
Professional reviewers note the STEALTH props' aerodynamic refinements, USA manufacturing, and dramatic noise reduction as key strengths, positioning them as a premium, performance-focused upgrade for serious drone operators.
Everyday users consistently rate the props around 4.6/5, praising the quieter operation, extra airtime, vivid red color, and sturdier feel, while a minority cite negligible time gains in aggressive flight and occasional scratches.
