It looks like you're from the US.
We have a American shop which you can
purchase from if you'd like.
It's at: https://us.energenie4u.co.uk
-Power supply: 1.5V (AAA alkaline battery)
-Battery life: 1 year - assuming 50 actions per day)
-Operating temperature: -10C to +35C)
-Radio: 434.3 MHz, FSK)