Feature: 1. Made of high‑quality plastic materials, splash‑proof, and durable in use. 2. With mounting screws and screw holes, it is easy to install and use. 3. Protect the ESC from external shocks and prevent water or dust from entering to extend its service life. 4. The transparent color allows you to grasp the status of the ESC, which is more convenient to use. 5. A perfect replacement for the old or damaged, with high reliability, and effectively helps to improve the splash water resistance of RC cars/boats. Specification: Item Type: RC Accessories Material: Plastic Product Color: Transparent Blue Product Size: Approx. 53x38x34 mm/2.1x1.5x1.3 in Product Weight: Approx. 43gCompatible: Applicable to general RC cars and ship models. . Package List: 2 Sets Waterproof Receiving Box2 x Seal Ring8 x Screws Note: The waterproof receiving box for RC car and ships is splash‑proof, but it is not completely waterproof. You need to use silica gel to seal the outlet before it can be used in water.