Features: Easy Install: Suitable for FIMI X8SE 2020 remote control, quick release, ergonomics, knurling slippery design, use comfortable. Adjustable Length: Rocker stick scalable adjusting range is between 0 to 5 mm. Scaling Method: Positive direction of the arrow is tight, reverse is loose. The higher the rocker arm swinging amplitude The more sensitive, the greater the degree of control. Material: Use aluminum alloy material, feel comfortable, more strong and durable. With Storage Box: With a rocker stick storage box, it is small and portable. When the rocker stick is not in use, it can be disassembled and placed in the storage box to loss and it. Waterproof: The rocker stick storage box can play a blocking role when it meets with water in a short time, so you are not afraid of getting the rocker in the storage box wet. Note: Do not use brute force to twist during installation to avoid damage. Specifications: Material: aluminum alloy Color: gold+silver Length:about 27.5-32.5mm/1.08-1.28inches Compatible Model: For FIMI X8SE 2020 Package included: 1 pair x thumb rocker stick 1pc x storage case Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.