Lutron® Pico® Fan Control, Wireless, Series: PJ2-3BRL, 3 VDC, On/Off Operational Mode, Surface Mounting, 32 to 140 deg F, Plastic, Gloss, White, Environmental Conditions: 90% Non-Condensing Relative Humidity, 2.6 in H x 1.3 in W x 0.31 in D