Features:<br> It has a capacity of 500ml and can feed fish with a maximum of 4 meals per day, with a maximum of 50 servings per meal, about 2 grams per serving. The time and size of each meal can be set independently.<br> Excellent sealing, eliminate insect and ant infestation. A built-in drying box, can place the desiccant, keep the fish food fresh for a long time.<br> Battery and power supply, two power supply mode choice, even if the power failure also does not have to worry about fish food.<br> Set parameters once and save for a long time. Even if the power is completely cut off, all parameters will be saved automatically. It shows the electric quantity, automatic alarm for low battery.<br> Suitable for fish food up to 4mm, 3 mounting options, fit for most fish tanks.<br> Specifications:<br> Item name: Automatic fish feeder;<br> Material: ABS;<br> Color: White;<br> Capacity: 500ml;<br> Battery: 4*AAA battery(not included);<br> Product weight: 390g;<br> Product size: 90*90*180mm;<br> Package weight: 550g;<br> Package size: 23*12.5*11cm;<br> Package list:<br> 1*Automatic fish feeder;<br> 1*USB cable;<br> 1*Base;<br> 1*Holder;<br> 1*Double-sided tape;<br> 1*Desiccant;<br> 1*English manual