Auto Sensing Water FountainCapacity: 2.5L or 85 fl ozMaterial: The shell is made from high strength ABS plastic that is non- toxic and odorless.Additional: low power (2W) submersible water pump and 2 x filters: coconut shell activated carbon filter and plasma exchange resin filter. These can be separated, cleaned, and replaced to soften water quality, filter residual chlorine impurities and heavy metal ions. So that your pet can enjoy healthy running water.FeaturesUSB powered via any USB power port or mobile phone charger where 220V or 110V is converted to a low power Safe Voltage (SV)Easy to clean, the unit comes apart in a few seconds with all areas presenting easy access to maintain fresh water for your pets.Filtration: The unit is equipped with a microporous filtration screen to filter out impurities such as hair, dust, and food particles. The charcoal in the filter absorbs residual chlorine and odors in the water.