Wireless Doorbell without Battery Outdoor Waterproof IP 65 Snow Rain Humidity, white

Wireless and Battery-Free Doorbell Outdoor Waterproof IP 65 Snow Rain Humidity [BATTERY-FREE = PEACE OF MIND]: Why choose a battery-free system? It is well known that batteries do not appreciate humidity, negative temperatures and high heat at all. Rest assured, fully adapted for outdoor use, the wireless doorbell without battery is absolutely not afraid of extreme weather conditions. [NEVER MISS YOUR PACKAGES AGAIN]: Another delivery notice in the mailbox? Or a customer who is getting impatient because you are in the stockroom of your store? And yes... no luck, the batteries of your wireless doorbell are still dead, and of course, it always happens at the wrong time! [INCREDIBLE TECHNOLOGY]: Guaranteed operation every time! We use a state-of-the-art self-powering mechanism that is reliable, robust and efficient. Also, the extended antenna ensures excellent range that can pass through walls and slabs without any problems. [ECONOMICAL AND ECOLOGICAL]: No need to have a stock and battery at home, save money with your battery-free chime kit. In addition, by avoiding battery changes, you are making an ecological gesture by avoiding the long and complicated recycling of batteries and accumulators [SIMPLE AND QUICK INSTALLATION]: No complicated programming or other hazardous manipulations. Choose the location of your doorbell, plug the chime into an electrical outlet and that's it. Then, you can choose the volume level of the ringtone and the melody that suits you.