This economy Ripple Tank System comes as a ready-to-use unit with no external power source required. Comprising a tough, moulded frame with a large transparent viewing surface with a 6V halogen lamp to give excellent illumination. The Ripple Tank has sloping sides which minimise noise. This Ripple Tank System comes complete with 1 x Ripple Tank, 4 x Push-fit Legs, 1 x Ripple Motor, 1 x Eccentric Cam mounted on ripple bar, 3 x Support Pillars for supporting the light source and rippler bar, 2 x Motor Support Springs, 1 x Lamp Unit with adjustable arm, 2 x Rippler Bar Hanging Hooks, 1 x Power Source, 1 x Hand Stroboscope, 1 x Concave Perspex Plate, 1 x Rectangular Perspex Plate curved reflector, 2 x Barriers, 1 x Roller Bar in a neatly compartmentalised box. Tank external dims: 420 x 420mm, internal dims: 405 x 405mm.