Device identification. Device name: Shelly 2PM Gen4 Device model: S4SW-002P16EU Device SSID: Shelly2PMG4-XXXXXXXXXXXX BLE Model ID: 0x1032 Short description. Shelly 2PM Gen4 is a small form factor 2-channel smart switch with power measurement and cover control, which allows remote control of electric appliances through a mobile phone, tablet, PC, or home automation system.