When the pet is approaching, the running water will be automatically turned on, and it will automatically stand by after filtering for after leaving the sensing range 2-3 . Advantages: mute, energy saving, prolong the service life of filter and water pump, can better attract pets to drink . Induction range: about 0.2-2 Input cable length: 180cm/70inch Output cable length: 19cm/7.48inch Colour:White :plastic Size:25 x 13cm Package Contents: 1 x Water Fountain With USB data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.