28 Chimes Wireless Doorbell IP68 Waterproof Remote Control Receiver LED Flash

Features:NO BATTERY REQUIRED: Door transmitter is used the unique Kin etic technology that generates electric power to ring your home doorbell without any battery and create wireless signal.50 M/164-FT WIRELESS RANGE: 1 receivers included; will not interfere with other equipment in your home or those of your neighbors; ensures that you will never miss any visitors, even if you are several rooms away,28 MELODIOUS CHIMES: 40 mm stereo speaker delivers rich and crisp sound; 4 adjustable volume levels with a maximum volume of 110 dB; press Next or Previous button to easily choose from 28 melodies and you will enjoy pleasant melodies whenever someone rings at your door,IP68 WATERPROOF: IP68 dustproof and waterproof rating; works between -10 C to 55 C; withstands various harsh weather conditions,MEMORY FUNCTION: Preserves your last-set melody and volume level after a power outage; no need to reset to your previous settings; convenient and easy-to-use design for an enhanced user experience,EASY TO SET UP: Just plug the mini receiver into a socket and fix the transmitter on a wall with the accessories provided; includes Double-sided adhesive tape,Specification:Power consumption: 0.1WPower Supply:Receiver(AC 110-120V/220-240V)Transmission distance: 164ft / 50m maximum effective rangeWaterproop: IP68 weatherproofdustproofWorking temperature: -10C to 55C(Receiver) /-20C to 65C(Transmitter )Volume: 25-110dBWorking frequency: 433.92MHz+200KHzPackage included:1 x Transmitter1 x Wireless