Meco Cacazi 38 Tunes Wireless Cordless Waterproof Doorbell Remote Control Door Bell Chime No Need Battery

Description : Wireless Doorbell No Need Battery AC100-220V Battery-free wireless doorbell no battery need and no wire. It uses unique energy harvesting technology and ultra-low-power wireless technology with worldwide patents pending.Help you to save your money and power. When users press the button, energy converting module inside will change the mechanical energy into electric energy. Then the wireless module of the button sends the signals to receiver.The receiver receives the signals and plays music/react. Features : 1.Simple design, elegant, chic style. 2.Ultra-low-power design, energy saving and sustainable use. 3.Long distance remote control, stable signal. 4.36 polyphonic ring tones for optional. 5.Adjustable indoor ring volume. 6.No need battery,the transmitter is working with self-powered. Specification : Doorbell model: V018 Color: White Plug: EU//US Receiving distance: 120M(in open area) Receivers Rated voltage: AC 110V-220V The transmitter is self powered (No Need Battery) Waterproof: yes(transmitter) Volume: 3 files Ringtones: 38 ring tones Transmitter size: 79*44*25mm Receiver size: 102*63*28mm The receiver plug-in household socket can be work. Note: Press the pressure is slightly larger than the traditional doorbell, to ensure adequate power generation Package includeds : 1 x Indoor receiver 1/2 x Outdoor touch transmitter 1 x English user manual 1 x Double-sided adhesive tape Details pictures :