1、Can Set up to 2 feeding times: 12H or 24H. 2、Manual food volume adjustor. 3、Extremely low power: just 2 AA batteries will last a year! Automatic Aquarium Tank Fish Food Feeder Timer Quick Overview: This item can easy your life. From now on, your fish can enjoy your considerable care and love. This item is an electronic gadget designed to automatically feed aquarium fish at regular intervals and maintain a regular feeding schedule. It consists of a hopper which is loaded with a variety of dry food and a timer which rotates the hopper at regular intervals. Features: * Mini shape, space-saving. * Patented features - No jam, no clog and no fuss. * Quick settings and easy-of-use. * Can be operated automatically or manually. * Can Set up to 2 feeding times: 12H or 24H. * Manual food volume adjustor. * With ON/OFF switch. * Works with dry or loose flakes or pellets. * Has a built in digital clock for accuracy. * Extremely low power: just 2 AA batteries will last a year! * Ideal for various sizes of aquarium with two options of placing the food feeder on acquarium: free standing or rim-mounted. * Easy installation and operation. * High quality. Specifications: * Color: Black * Housing: Plastics * Can set up to 2 feeding times: 12 hours or 24 hours * Type of battery: 2*AA alkaline batteries (not included) * Unit dimensions (approx): 143*100*75mm * Net weight: 193g * Package dimensions: 149*106*81mm * Package weight: 239g Package including: 1 * Automatic Aquarium Tank Fish Food Feeder Timer 2 * Double-faced stickers for mounting 1 * User manual 1 * Automatic Aquarium Tank Fish Food Feeder Timer 2 * Double-faced stickers for mounting 1 * User manual