Washing machine automatic detergent dispenser

Automatic washing machine soap and detergent dispenser. Can automatically feed 4 different liquids. Pre programmed for different washes. Includes dispenser pump and control unit. Very handy for b and b or laundrettes and hotels. 2 units available and each unit provides to an individual washing machine. €140 per unit or €250 for both. Used but in good working order. Came out of closed laundrette thanks for looking