SMATRUL DQ688 Self-powered Wireless Door Bell DoorBell Ring Chime Night Light No Battery Big Panel

Features 1 4 Modes Sound only flash only soundflash soundlight on Light on mode can turn into a nightlight2 Memory function After the power is turned off remember the music set before No need to set music again3 Self powered doorbell that requires no battery Dont worry if the battery has power so Dont miss important visitors4 Gorgeous lights loud ringtones Especially suitable for the elderly sluts Clear sound no noise loud sound4 files volume 0 100DB Ringtones 58 pcs Rated voltage AC 110 240V 50 60HzSelf powered button and waterproof instructions1 No battery required Self powered doorbell that requires no battery Dont worry if the battery has power so Wont miss important visitors2 our button waterproof rating is IP44 the general use is no problem but heavy rain may affect the life expectancy we recommend the purchase of waterproof cover so use longer and more secureSpecification 1 Receiving distance 150M in open area 2 Volume 4 files 0 100DB ringtones 58 pcs3 Rated voltage AC 110 240V 50 60Hz4 Working frequency 433MHz 5 Receiver standby power 0 5W6 Receiver size 86X78mm7 Button size 86x86mmPackage includeds 1 x Transmitter1 x Receiver1 x Installation Kit1 x User Manual Details pictures