CACAZI FA99 Wireless Self-generating Press Doorbell Home Remote Door Bell,1 Receiver and 1 Transmitter - EU Plug/Black+Gold<br> •Self-generating transmitter,no battery is needed,a finger press can trigger the generator to convert into electrical energy<br> •Barrier-free receiving distance can reach 150M in a straight line<br> •4 levels adjustable volume,which can be adjusted freely (Volume can be adjusted to mute)<br> •The transmitter is installed outside the door,the receiver is installed on the power socket,press the transmitter and ring the bell,and the receiver immediately rings and flashes to remind<br> Specification:<br> •Model: FA99<br> •Music: 36 music optional<br> •Volume: 4 levels of volume adjustable (adjustable mute)<br> •Transmitter: no battery required,press to generate electricity<br> •Receiver: plug in the power supply (110-220V)<br> •Transmitter size: 70*46*24mm<br> •Receiver size: 91*59*25mm<br> •Remote control distance: straight line 150M on open ground<br> Package included:<br> •1 x EU Plug Receiver<br> •1 x Transmitter<br> •1 x English User Manual<br> •1 x Installation Tool Kit<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store