tru-lux light system: At 650 lux and with a colour rendering index (CRI) of 95, the tru-lux light system closely simulates natural sunlight's full colour spectrum to show every detail. 3x magnification: A hyper-clear view to show every detail. sensor on/off: Automatic on/off as you take out or put it in the sensor pouch. ring handle: Secure and comfortable in your hand or for use as a stand. two brightness settings: Switch between 650 or 300 lux.