WLAN-controlled smart switch. Precise real-time power measurement with free cloud data storage for analysis and optimization of energy usage. New processor - ESP-Shelly-C38F chip with an expanded memory of 8 MB. Improved durability of the terminals. High security. Wi-Fi range extender and Bluetooth gateway. Shelly 1PM Gen3 is a smart switch with a compact form factor and power measurement capabilities, allowing remote control of electrical devices via a mobile phone, tablet, PC, or home automation system. It can operate independently in a local Wi-Fi network or be used through cloud services for home automation. The device also features an improved processor and larger memory than its predecessor.