Notes: This aquarium fish tank food feeder will come with a Submersible Aquarium Index Thermometer for free, please check your package. Product information of aquarium index thermometer: Temperature measuring range: 0 ~40 degrees Accuracy: (1 degree) The produce can be submersible under water All kinds of shapes are available Specifications: *Color: Black *Condition: 100% brand new *Housing: Plastics *Can set up to 4 feeding times *Type of battery: 2*AA batteries (included) *The logo "Lo" displayed on the LCD indicates the power is low *Unit dimensions (approx.): 4.3*4*2.5inch (11*10*7cm) *LCD screen dimensions (approx.): 1.1*0.5inch (2.6*1.3cm) *Net weight: 182g Notice: *Don" t twist the feeding box by hand. *Do not use rechargeable batteries. *The logo "Lo"displayed on the LCD indicates the power is low. If batteries are not replaceed after 3 days, all the programme will be stopped, and the feeder box may be stopped in the inappropriate place. *If LCD is displayed abnormally after completing batteries setting, please take out batteries and set them after one minute.(it is not malfunction of the feeder). Package included: 1x Automatic Feeder 1x User manual