Key features Technical details Detector type Carbon monoxide detector Interconnectable Yes Transmission technology Wireless Product color White Test button Yes Warning Decibels 85 dB Count 1 Power source AC buffer battery Yes Low charge warning indicator Yes Number of batteries supported 6 Compatible battery sizes AA Weight and dimensions Height 38.5 mm width 135 mm depth 135 mm weight 379 g operating conditions operating temperature range 4 - 38 °C relative humidity in operation 20 - 80% scope of delivery Assembly kit Yes Screws included Yes