Using this exterior LED bulkhead light is easy. First, find a suitable location outdoors. Since it requires installation by a licensed electrician, let the professional handle the wiring according to the instructions in the box. The light can work well in temperatures from - 20 to 45°C, so it's suitable for various climates. You can use it with 2 - way switching or pair it with PIR and Microwave sensors for added functionality. For maintenance, simply wipe the clear PC diffuser with a soft, dry cloth from time to time. Make sure the IP rating of the light matches your usage environment to keep it in good condition and maintain the warranty.