Temperature & Humidity Sensor, Hub Required!

Smart thermometer and hygrometer. Please note: this product requires a YoLink Hub or SpeakerHub. INTRODUCTION: • EXTREME LONG RANGE! Powered by LoRa technology, the long-range yet low-power system offers the industry’s longest receiving range in the market (1/4 mile), low-power (years between battery changes), and work outdoors*, on other floors, and even in a metal box (like a fridge or mailbox)! • MONITOR & MANAGE your temperature and humidity concerns, whether it's a fridge or freezer, a barn or bedroom, a chicken coop or a dog kennel, a plant nursery or your child's nursery - anywhere! *Consider one of our weatherproof sensors, designed for outdoor use • ECONOMICAL SMART FRIDGE! Save thousands when you make ANY fridge smart (or smarter) with YoLink smart sensors. Start with temperature sensors, then add door/lid sensors, leak sensors and a Power Fail Alarm. • PLUG, PLUG & PLAY! Take advantage of direct ethernet connection and be online almost instantly when