LoRa Smart Door Sensor Kit: 1/4 Mile Range, 5- Battery

Advanced 4-Pack LoRa Smart Door Sensors with Hub - 1/4 Mile Open-Air Range

4-Pack LoRa Smart Door Sensor Starter Kit: 5- Battery Life, Alexa Compatible

4-Pack LoRa Smart Door Sensors: Long-Range Alerts, Integrates with Alexa & IFTTT

YoLink LoRa Smart Door Sensor Starter Kit: - 1/4 Mile Open-Air Rang... Fast Ship

Smart Door Sensor Pack: 5- Battery Life, Alerts

Home Security Starter Kit: LoRa Door Sensors with 5- Battery, Alerts & Hub

YOLINK Smart Door Sensor Starter Kit: 4 Door/Sensors & Hub NEW