Manual Bidet Manufacturer: ABS Cold Water Bidet with Plastic Valve and Plastic Round Knobs, Double Nozzles, Adjustable Water Pressure, Wall-mounted. Combo Bidet and Toilet in One -White plastic valve bidet only for cold water -White ABS round knobs. One knob for function choice, the other knob for controlling water pressure. -Traditional and sturdy design -Installation completes within 15 minutes -Double different nozzles for rear and front washing -Water pressure adjustable -Just use fresh water to make you more hygienic