Built-in self-balancing feature that keeps the screen upright at all times, making pipe inspection easier. IP68 waterproof camera head have 12 adjustable LEDs, no need to worry about working in dark pipes! The Anysun sewer camera replacement camera head are only compatible with Anysun HBUDS IHBUDS 7D1 and 9DX23 series sewer cameras. Incompatible camera head may cause damage to your sewer camera, please send us picture of the sewer camera you have before you buy this accessory, so we can check if it is suitable to avoid you buy wrong accessories, thanks!