•How to use- Treat every two weeks for the first four sessions, then touch up monthly to maintain the results - that's half as many treatments as other brands; covering both lower legs takes 8.5 minutes. The Series 8000, BRI945/00 comes with two intelligent attachments for the body and face, whilst the SmartSkin sensor detects your skin tone and indicates the most comfortable light setting for your skin tone. There are five adjustable light settings on this corded version.