Sell self powered wireless doorbell button waterproof with no battery door bell 38 rings door chime W765 best price

Product Description Features and specifications: Doorbell model:V027G Color:White Operating range:120M(open area) Volume:3 levels Ringtones:38 pcs Transmitter size:77*45*25mm Receiver size:95*55*25mm The receiver voltage: 110-220V Receiver Plug Type: EU/UK/US plug AU adapter The transmitter is self-powered (No need battery) Self-powered button doorbell that requires no battery,Conversion of kinetic energy into electrical energy. 120 meter receiving distance (In the open area),Stable quality is ideal for villas, hotels, schools and other areas. CACAZI wireless doorbell is a transmitter self-powered doorbell, without any battery, just plug the receiver into an electrical outlet,the push button transmitter can be stick it to the door with provided adhesive tapes. The button cannot be placed on an iron door because it will interfere with the signal. Package include: #doorbell#Safety#Anti-theft 1*Doorbell transmitter 1*Doorbell receiver 1*Double sided tape 1*Screw