Amazon Sidewalk uses 900 MHz to send low-bitrate messages to IoT devices. It has a more extended range than Wi-Fi and requires no base stations. Amazon Sidewalk is a free community network that ...
Mix it up. “Chlorides cause concrete to rust, crack, and deteriorate,” Orr says. He recommends mixing your ice melt with an abrasive such as sand, which reduces the amount of salt on your pavement and ...