Applicable model: Holy Stone HS720/720E
1. carbon fiber material, high hardness, high strength and durability.
2. small shape, delicate, light weight, easy to fly. Low noise, long battery life, light weight, good quality, hard to break, durable.
3. robust construction and high wear strength for your aircraft; easy to install, easy to fly.
4. Material: Carbon fiber (Shipping list: Propeller*4 PCS)