The LED on receiver will flash without chime when in Silent Mode
Chime quantity: 55
Chime volume: About 25-110dB (5-level)
Working distance: Approx.1000ft/300m (open field)
Receiver voltage: 110-260V, 50-60Hz (US)
Transmitter battery: 12V 23A alkaline zinc-manganese battery (include)
Working temperature: -30℃ ~ 70℃
Transmitter size: 75mm x 34mm x 18.5mm (2.95in x 1.34in x 0.72in)
Receiver size: 81mm x 81mm x 25mm (3.18in x 3.18in x 0.98in)
Protection grade: IP55
1 x Transmitter( Inside 1x 12V 23A Battery )
2 x AC Receiver
1 x Double-sided Adhesive Tape
2 x Screwdriver
1 x User Manual
The push button requires a battery which is already included,it is a kind of 12V 23A Alkaline battery and not rechargeable.
The Receiver plugs into a mains socket and requires no battery.
WATERPROOF: IP55 waterproof, no worry about bad weather;Perfect for both home/garden and office use.
LOUDER & MORE RINGTONES: Built-in 55 different chimes, 5-level volume adjustable. Convenient switch between Chime Mode and Silent Mode.
LONGER OPERATING RANGE: Wireless doorbell operate Up to 1000ft (300m) control distance.No matter you are in the kitchen, garden or upstairs, you will always know when someone is calling from outside with this stable wireless connection doorbell.
EASY INSTALLATION: Plug the receiver into an electrical outlet (no batteries required for main receiver). The waterproof remote button can be fixed on wall or door frame with a piece of dual adhesive tape.
APPLICATION: Used for home or any other places where need to welcome the guests. Can also allow immobile or bedridden patients to call for help conveniently.