The light is necessary for the development of the plants. In fact, it is necessary a sufficient contribution of light in order to favor the photosynthesis and the closing of the plants. The supplement of light by means of lamps electrical workers is the method simpler and economic in order to bring the necessary light to the plants. The MW700 is a portable Lux meter designed to perform light measurements. The instrument is supplied in a carton box complete with a light sensor connected to the meter that measures from 0 to 50000 Lux. The light sensor is waterproof, suitable to verify the light intensity also at the bottom of your aquarium. The accuracy is +/-6% of reading (full scale). The MW700 works with a 9V alkaline battery. Automatic shut-off after 10 minutes saves battery and extends Lux meter life.