Specifications:Material:Engineering plasticColour: blackSize: 55*34*41mmRated voltage: DC 12VRated current:400maPower consumption:4.8WLife span:300cmFlow rate:240L/HInlet:8mmOutlet:8mmLife span:20000HNoise:40DBWater proof:100%Heat resistance:0~60/0~100()Cable length:450mmSelf-priming:none Features:Super sound-off, less noisesAutomatic working, less convenientWater proof,can be used in many placesEngineering plastic material is more durableBig flow rate, big work result in a short time