 Hello, I'm Kistel, I'm the Marketing Product Manager for the thermostat on the Valve. So what is this? So this is a radiator valve. You can put this on your radiator to save energy and you can also control your heating room by room. So right here it goes on the radiator and it's got an e-ink. It's an e-ink, yeah. It's also using batteries so it doesn't consume a lot of energy. So there's battery in there? How long is it last? Two years. And even without battery it's still showing? Yeah. Because it's forever, there's no power. Yeah, it keeps the last two batteries. And is it easy to install on the radiator? It's really easy to install your only... Is it dangerous? No, it's not dangerous but it's strong. So basically it's compatible with every... Every kind of system. It's compatible with 90% of the market so you can really fit it on existing radiator on your one and you only need an absorb. And this is a master. You can control your boiler or your input. So how do you control it? It's a family. It also has an e-ink screen and you also control it like that. Press on it. Just press? Yeah, you're on it. It's like a button like this. It's like just pushing against the wall. It's pushing the two sides. It's very close, right? Yeah, yeah. It has been designed by Philip Stark. Philip Stark is a very famous guy in design, right? Yeah, yeah. And he worked with you? Yeah, we developed this product together so yeah. You're a star company? No, we are not a star company. Yeah, we are a partner. We are developing a product in collaboration. So he probably has this already in his home? He already has. It's in his room. Thermosat on valve. How popular is this? Many people buying this? Yeah, in France we are number one in sales. Of what? Of smart thermosats. You're number one? Yeah. Because it's a good price or so what? It's a good product, good price. You can save a lot of energy. You can save 37% energy thanks to that product. 37% less energy means 285 euros per year. So you can, it's really something you can pay for each one. How much can you pay for this kit? This product is at $179. If you want to buy additional valve, it's $179 each. And you can place as many as you want. So $179 for a kit of those two? $179 only for this? Only for this. And $179 for each one? $179 for each one. And you only need those two or you need more? Yeah. You can, it can work with only two but you can install as many as you want. Depending on the number of radiator you want to equip. This one also battery? It's also working on batteries. So just some batteries right here? And for two years or so? Yeah. Cool. So actually in six months you already pay back right now? Yep. How much energy do you save? Yep. So you can feel your balance. It's good for the environment. And it's also good for you because you will have the right comfort at the right time. You will get the right temperature when you want to be in the bathroom. For instance, you will get 21 degrees. And in your bedroom you will only get 19 because it's enough in this room. Can you do geofencing and if this then that? With the thermostat we are also compatible with IFTTT. So you can create scenarios, IFTTT scenarios.