Features: material features durable and nice looking. It comes with build-in rechargeable battery, which can be recycled. Long battery life(30mAh),charging- for 1 hour, can be use for 1.5hours. With LED flash propeller will be conspicuous mark for night flying when the drone- is attached- the propellers.At the same time-, the rotating propeller will generate bright circles . It will bring- pilot more flying fun and different flying experience. Specifications: Item:Led propellers Feaure: built-in battery, 30mah Length:approx 153mm/6.02in Material: ABS for: Mini 3 Pro Color: As Picturtes Quantity: 1 Set Blades/ 4PCS Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 4PCS x Propellers