Amazon.com: StarTech.com Bluetooth Adapter - Mini Bluetooth 4.0 USB Adapter - 50m/165ft Wireless Bluetooth Dongle - Smart Ready LE+EDR (USBBT1EDR4),Black : Everything Else
Unnlink Wireless HDMI Video Transmitter Receiver Meeting 1080P Extender 30 Meter Dongle for Laptop to TV Monitor Projector
Joannes Laveyne on Twitter: "It connects to your digital meters' P1 port, continuously reads the real-time energy data and forwards it to the energy service (provider) of your choice. 2/ https://t.co/pExvzBww1O" /
VIVOSUN Electricity Usage Monitor, Plug-in Power Watt Voltage Amps Meter with Upgraded Backlight LED, Overload Protection and 7 Display Modes for Energy Saving, White - Amazon.com