Let us examine the Gemfan 1635-3 Propeller designed for the 1S Firefly Quad RC Drone.
This innovative propeller is a result of its patented design and unique shape, optimized for high-speed racing. Let's launch into the features of this propeller and see what it can offer.

Impressively the Gemfan 1635-3 Propeller boasts excellent quality and high durability while remaining extremely lightweight. Made from polycarbonate material, it offers superior performance and stability, reducing vibrations during flight. The propeller's 3.5-inch pitch enables enhanced efficiency and increased thrust, delivering better speed and performance for your RC drone.

In other words the Gemfan 1635-3 Propeller is an outstanding choice for any FPV racing enthusiast. However, there are a few drawbacks to consider. While the propellers are optimized for racing, they may not be suitable for beginners or those new to flying RC drones. Additionally, the 1mm hole size may not be compatible with other drones or motors.

In conclusion it is abundantly clear that the Gemfan 1635-3 Propeller is a top performer in its category, offering exceptional quality and durability. If you are an experienced FPV racing pilot looking for an upgrade, this product is worthy of your consideration. However, beginners may want to opt for a more straightforward propeller with a larger hole size. Overall the Gemfan 1635-3 Propeller is a great addition to your drone's arsenal, providing better speed, performance, and stability during high-speed races.