The Tripp Lite PV-150 DC to AC Power Inverters Power handling: 300 watts peak150 watts continuous power Low-battery alarm with auto-shut-off prevents deep battery dischargeLightweight design with all-metal housingClean, quiet operationPV-150: 3 3/4 inchW x 1 3/4 inchH x 5 3/4 inchDPV-375: 4 1/4 inchW x 2 inchH x 7 inchDPV-600 6 1/4W x 4 inchH x 10 1/4 inchDIncludes DC outlet plug