Withings Sleep is a non-wearable, clinically tested sleep tracker developed with physicians to deliver in-depth insights—no wristbands or charging required. Simply place the sensor under your mattress to automatically monitor sleep cycles, heart rate, snoring, and breathing disturbances. Each morning, your data syncs via Wi-Fi to the free Withings app, where you can review your Sleep Score and trends. Designed for effortless use, Withings Sleep features one-step setup and smart home integration via IFTTT. It's a seamless way to improve sleep quality and share data with your doctor via downloadable sleep diaries. FEATURES Tracks sleep cycles (light, deep, REM), duration, interruptions, snoring, breathing disturbances, and time to fall asleep/wake up Non-intrusive, under-mattress design Auto-syncs to the Withings App via Wi-Fi or Bluetooth Downloadable sleep reports for medical sharing Smart home connectivity with IFTTT WHAT’S INCLUDED Sleep Tracking Mat USB Power Adapter Owner’s Manual PRODUCT DETAILS Dimensions: 0.19" H x 24.4" L x 7.04" W Material: Polyester Model: WSM02-All-US 1-year limited manufacturer warranty