Featuresa power socket along with a digital DC voltmeter. The popular 10amp power socket suits a wide range of products including spotlights, chart lights and 12 volt extension cables. The voltmeter has an input range of 6-30vDC with red LED digits providing a clear readout to 0.2volt reoltuion at a low power draw of only 10 milliamps. The mounting panel maybe removed to allow flush mounting of the sockets only.