Hand washing is the most effective way to kill germs. When running water isn't available in the classroom (or anywhere in a school), these lightweight, portable sinks can be situated where needed, has a manual pump that does not need to be located near an electrical outlet. Stainless steel sink and counter surface with faucet. Floor to counter height is 28". Small area to post instructions. Easy to fill and drain jugs: one for clean water (5 gallons) and one for waste water (6 gallons). Large 4" locking casters. Easy-to-use manual foot pump (requires no electricity). Measures 47"H (119 cm) x 34"W (86 cm) x 19"D (48 cm). 2 Year Warranty.