ICM88Unit Dimensions: 2.4375\" W 3.8125\" H 1.53125\" LTransmit Power: 13 or 5 WattsFeatures: Waterproof 22 programmable channels for land use Auto WX scan and WX Alert function (U.S.A. version only) Simple Up/Down switches for operating channel selection Instant access to Ch. 16 and Ch. 9 (or call channel) Simple add/delete TAG scanning operation 2 step power saver 4 level battery indicator Self check function checks internal temperature connected battery voltage (over voltage detection) and water intrusion. « less