Hand Held Bridge RemotePower: CR2450 button cell batteryCurrent draw (idle / in use):negligibleWireless Range: 200' (65M)Estimated battery life: > 40 hours (continuous use)Dimensions: 2.0"W x 3.78"H x 1"D (51 x 96 x 25mm)Weight:2.82 oz (80g)Housing material: UV resistant PC/ASAButton material: Silicone (glow in the dark)Operating temp range: 5°F - 113°F (-15°C - 45°C) IP Rating: IP56WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to >P65Warnings.ca.gov.