Package Dimensions: 20.6 x 7.6 x 7.2cm; 260 grams Color: E Number of units per item: 1 Requires Batteries: No The intelligent fish feeder can set timed and quantitative feed, which helps your fish stay healthy. Suitable for different types of fish feed, such as microdiet, flake feed, pellet feed and bar feed. Two installation methods, can be installed by clamp or Velcro fastenerOur fish feeder supports manual / automatic feeding, you can choose what you wantThe fish feeder automatic can set 12-24 hours of power per day. accurate timing and regular feeding help keep your fish healthyTransparent feeding tank allows you to keep track of the remaining feed level. This tank can then be refilled to prevent it from running out when you are not available for replenishment You can place a desiccant in a dry box under the top lid to keep The base of the fish feeder can be rotated 360 and can be rotated to a satisfactory position after installation. medium, small, micro, fine