TECKNET Self-Powered Doorbell with 3 Receivers, IP65 Waterproof 1300ft Wireless Doorbell with 60 Chimes 5 Volume Levels, No Battery Required Plug in Boor Bell Kits with LED Light Flash for Home,Black

【Convenient Extra Socket】This unique door bells wireless cordless is small and beautiful, and comes with additional sockets that can be used for any other electrical equipment. The doorbell wireless provides you with an extra socket so that you don’t feel annoyed because the doorbell occupies the socket 【Self-powered Technology】The wireless door bell transmitter uses self-powered technology to generate electricity by pressing the plug in doorbell, and can transmit reliable signals to the receiver without batteries. Generating electricity instantly by pressing the tecknet wireless doorbell lightly, eliminating the trouble of batteries and wiring 【IP65 Waterproof and 1300 Feet Wireless Range】The wireless doorbell plug in has an IP65 dust and waterproof rating and can operate in a temperature range of -20°C (-4.0 °F) to 50°C ( 122.0 °F), allowing the doorbell to be installed in non-sheltered places such as eaves and fences, keeping the signal stable and saying goodbye to signal dead spots. The plug in doorbell wireless can be used in a range of up to 1300ft, covering large areas such as villas, farms, shops, warehouses, etc 【Remember Your Selection】The memory function enables the door bell wireless to remember the last chime and volume level you selected, so there is no need to reset it even after a power outage 【60 Unique Ringtones and 5 Volume Levels】The doorbell chime doorbell has 60 built-in selected ringtones, which support single-click switching songs (next song) and double-clicking to back (previous song), and easily selects your favorite melody. The 5-level volume is adjustable, up to 110dB, from 0dB silent mode (not disturbing your rest at night) to 110dB super strong penetration. And the tecknet doorbell comes with a thoughtful flashing indicator light, which is convenient for the hearing-impaired to check at any time. With this wireless doorbell, you can hear clearly whether you are in the kitchen, yard or party 【1 Transmitter with 3 Receivers】 The wireless doorbell 3 receivers can be distributed on different floors or rooms (such as living rooms, bedrooms, kitchens), large-sized apartments, duplexes or noisy environments can also be reminded synchronously, so that visitors will never miss their visits, Manufacturer: TECKNET