Matters needing attention 1.Before installing the lighting fixtures, please read this instruction manual carefully. 2.The lighting fixtures should be installed, connected and tested by a certified electrician based on the local regulations. 3.Lamps should always be installed or replaced carefully. 4.Please check the local voltage in accordance with the product requirements before installation. 5.Revamping only can be done when the power is off and the lamp is completely cooled down. 6.When clean the lamp, make the power off and let it cool down completely, clean the fixture with a soft cloth and a standard PH neutral detergent, stainless steel should be maintained regularly. 7.Don't cover the fixtures with flammable materials. 8.Replace should be made by the manufacturer or his service agent or certified electrician in order to avoid a hazard.