Features： 1、This automatic fish feeder is for aquarium of various sizes, can use dry, loose flakes and granular food. 2、There are two options to place the food feeder on the aquarium, which can be placed independently or edge-mounted. 3、Digital timer for setting routine feeding program, feeding once every 12 hours or 24 hours. 4、Unique style prevents food from getting wet or clogged in the dispenser, more convenient to use. 5、Can be operated automatically or manually to make fish farming easier, suitable for aquarium or fish tank. Specification： Condition: 100% Brand New Item Type: Fish Feeder Material: ABS Battery: 2 x AA Battery (Not Included) Product Size: Approx. 11 x 10 x 7.4 cm / 4.3 x 3.9 x 2.9 in Feed Box Size: Approx. 6.5 x 3 cm / 2.6 x 1.2 in Weight: Approx. 204g / 7.2oz Capacity: 1. Maximum: It can hold 40g small particles (Φ1.5), enough for 5 times, 8g each time; it can hold 28g grains, enough for 28 times, 1g each time. 2. Intermediate: Only suitable for small particles, enough 8 for times, 5g each time. Fixing Method: Fixing clip or adhesive sticker fixation (If you use only sticker fixation, you should prevent it from falling into the water, please use it with caution, sticker is just an auxiliary fixing effect.) Package List： 1 x Automatic Feeder (Battery Not Included) 1 x User Manual 1 x Adhesive Sticker