Feature: 1. Three feeding modes, manual feeding freely, press the manual switch or choose 12 hours or 24 hours automatic feeding 2. Intelligent automatic feeder, timing and fix quantify, scientific feeding. 3. Two gear feeding, 12 h/times and 24 h/times, easy operation. 4. One button manual feeding, press the button to feed once automatically without affecting the pre-set time. 5. Adjusting the feeding box tuning button, to adjust food intake of fish. Specification: Condition: 100% Brand New Item Type: Aquarium Automatic Feeder Material: ABS Optional Color: Yellow, Blue Two Gear Feeding: 12 H/Times, 24H/Times Power Supply Mode: 2 x AA Battery(Not Included) Suitable Fish Food：Particles Fish Food, Big Particles Fish Food, Slice Fish Food, Strip Fish Food Large Container Capacity: 210ML Small Container Capacity: 100ML Large Container Fish Food: 100G Small Container Fish Food: 50G Package List: 1 x Aquarium Automatic Feeder 2 x Feeding Box1 x Fixation Clamp1 x Hook and Loop2 x Screw Note: Using Instructions: 1. Take down the feed tank, open the cover of the feed tank, and load the feed.2. Close the feed tank lid (the barrel lid is aligned with the feed tank position).3. Remove the fixation clip and install a pair of 2AA batteries (old batteries are not allowed) at the battery installation place before the feeder can operate.4. The opening of the feed tank is mounted on the feeder upward, and the feed of the feeder is fixed on the cylinder towards the cylinder, keeping the feed tank level with the tank.5. Adjust the moving switch of the feed cylinder until the feeding quantity is satisfied Note:Product built-in electronic circuit, do not fall into the water