The in.k450 keypads feature a large LCD display and slightly raised keys that let users control all spa system functions and programming directly from spa side. In.k450 comes with a customizable overlay in an easy to install waterproof plastic enclosure designed to maximize users experience. 7 raised keys, large LCD display, streamlined interface for Gecko’s X and Y series of control systems for spas. Dimensions: Length: 181 mm Height: 73 mm Connections: IN.LINK Important Notice: It is essential that all parts are installed by a qualified individual or tradesperson, adhering strictly to the applicable electrical and building safety regulations. Installing a part that is incompatible may lead to damage to both the part itself and other components within the system. Please note that such damages are not covered under warranty.