ACC KP-2100 Topside Keypad for Spa Controls. Keypad fits SMTD1000 and ePack SMTD1500 fits Acura Spas Controls, SmarTouch Digital Spa Controls, Compack Digital Hot Tub Controllers by Applied Computer Controls. With connector and 5' ribbon cable. Drops into 1.46x 4.06" cutout. Designed for 1 Pump System w/Aux. Keypad Rectangular w/Rounded Sides and has LED Display. Measures 4.5" x 2" overall. 6 button Overlay Included (Aux, Lights, Jets, Set, Temp-, Temp+). Comes with 10 Pin Connctor w/5' Ribbon Cable. This Keypad is Compatible with the following series/system(s) - ACC SMTD1000, SMTD1500 SmarTouch Control Systems. Also Found in the following spa models - Acura Spa Controls.