
Ruko F11 Battery
Score: 15/100
Cajjalororc Landing Gear st-6837
Score: 86/100Rankings

The Cajjalororc Mini 4K Landing Gear adds significant ground clearance and water-landing capability while remaining lightweight and foldable. Installation is tool-free and sensor-clear, though it may interfere with downward sensors and offers limited buoyancy in rough water.

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 | 36.3 gbest |
2,500 mAhbest | — | |
| ↓ lower better | 270 minbest | — |
11.1 Vbest | — |
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 Mini 4K, Mini 2 SE, Mini 2, Mavic Mini, Mini SE |
Weight & Dimensions(1) | ||
Product Weight (g) | 193 g | 36.3 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 commend the gear for its effortless 4-step installation, ultra-light ABS-foam build, and the creative freedom it unlocks by allowing safe water landings.
Everyday users appreciate the added height for protecting propellers, the compact foldable design, and ease of attachment, but some view it as unnecessary and worry about sensor interference and limited buoyancy.