Sleep smarter, sleep better — Bedside sleep tracker works with the Halo app to analyze sleep and provide recommendations on how to improve it. Built for accuracy — Uses silent, no-contact sensor technology, measuring body movement and breathing to calculate sleep stages. Works in the background — Nothing to wear or charge, nothing on your bed. Monitors room temperature, humidity, and light. Wakes you naturally — Wake-up Light simulates the colors and gradual brightening of sunrise. Smart Alarm senses the ideal sleep stage for getting up. Halo membership included — Purchase includes a 6-month Halo membership. Auto-renews at $3.99/month + tax. Access to some features in the Halo app may require a Halo membership. To manage your membership, visit Your Account › Memberships & Subscriptions. Works with Alexa — Combine with a compatible Echo device to use as a voice-controlled smart light, hear a sleep summary, wake to music, or set up a Routine. Designed for privacy — There's no camera or microphone. You can easily turn off sleep tracking at any time. Easy to set up — The Halo app will guide you through the simple process.