1、Two feeding time mode.The time setting mode can be once every 12 hours and once every 24 hours. 2、The feeder opening can be set according to the fish species. It is recommended to feed less meals and gradually adjust the reasonable feeding amount to avoid excessive pollution in water. 3、Two different capacity(60g 100g) of food boxes for your different needs. 4、Made from premium material which ensures long lifespan. 5、Ideal for home fish tanks and aquariums. Can feed most of pet fishes, turtles, newts and frogs. Features: Two feeding time mode.The time setting mode can be once every 12 hours and once every 24 hours. The feeder opening can be set according to the fish species. It is recommended to feed less meals and gradually adjust the reasonable feeding amount to avoid excessive pollution in water. Two different capacity(60g 100g) of food boxes for your different needs. Made from premium material which ensures long lifespan. Ideal for home fish tanks and aquariums. Can feed most of pet fishes, turtles, newts and frogs. Specification: Condition: 100%Brand New Material: Plastic Size(without food box):  Approx.5.5*7*10cm / 2.17*2.76*3.94in Diameter for Food Box(S): Approx. 7.5cm / 2.95in Length of Food Box(S): Approx. 5.4cm / 2.13in Diameter for Food Box(L): Approx. 7.5cm / 2.95in Length of Food Box(L): Approx. 7.4cm / 2.91in Power Supply: 2* AA(Not Included) Color: As Shows in Pictures Package List: 1 x Fish Feeder 2 x Food Box1 x Moisture-proof Box Notice: 1. Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.