Oregon Scientific WL388 Illumi Shine Wake-Up Clock with Natural Sunrise Simulation and Smartphone Connectivity for Remote Control and Sleep Tracking Ap Wirelessly connects to Bluetooth 4.0 (BLE) enabled smartphones and devices with corresponding apps (compatible with iPhone 4S/5, iPad 3, iPad mini, iPod touch 5) Provides six alarm sound options including a beep, and brightness adjustment of up to 20 levels. Illumi Shine provides a warm white light which simulates sunrise and sunset. LED display with automatic dimmer Light Output: up to 150 lux