Digital aquarium thermometer that displays water temperatures from 0-37 ° C in 0.1 ° C increments. Preset alarm flashes below18 and from28 ° C To attach: Insert the battery, remove the protective film and simply stick then press the thermometer onto the outside of the clean aquarium pane. The 4-part velcro sticker makes the thermometer easy to remove at any time Accuracy: /- 1.0 °C. Battery: 1 x AG10. Size: 5 x 3.5 cm. Digit height: 1.8 cm – easy to read. DO NOT immerse the thermometer in the water! The water temperature is very precisely forwarded through the aquarium pane to the temperature contact on the back of the thermometer Package contents: 1digital aquarium thermometer with alarm function, incl. battery (AG10) and velcro stickers for attachment
