1. survey and collect data. Characteristics of electrical consumption, building up the brightness 2. gather necessary data and use the lamp current, 3. calculating the installation according to the quantity of a given brightness.
1 Survey and housing characteristics data consumption brightness 2 gathers the necessary information and the number of bulbs used in the calculation of 3 depending on the amount of light required.
1. Survey and data collection, the building electricity consumption, brightness 2. Collect the data needed, and the use of the lamp current 3. Calculate the installation according to the amount of light;