Wireless Doorbell, 2 Plug-in Receivers, 2 Transmitters, 1300ft Range, 58Chime, 4Level Sound, LED Indicator, Battery Included, Waterproof, Easy to Install, Silver, for Family Care, House, Class, Office
Brand: Zeapa

A Higher Quality Plug-in Wireless Doorbell
Specifications:
● Receiver Operating Voltage: AC 110- 220V.
● Insert Type: US Protruding Plug.
● Receivers Operating Power: 0.1W
● Transmitter Power: 1pcs 23A 12V alkaline battery, 230mAh (Installed already).
● Transmitter Battery Lifetime: Up to 3 years.
● Operating Range: 500-1300 feet.
● Operating Frequency: 433.92MHz with tolerance 280KHz.
● Operating Temperature: minus 22-158 Fah or minus 30-70 Celsius.
● Led Indicator: 1pcs, embedded in the transmitters and receivers respectively.
● Sound Volume: 4 adjustable volumes with 25-115dB in cycles.
● Waterproof Grade: IP55.
● Ringtones: 58.
● Receiver Weight: 2.1 Ounce
● Transmitter Weight: 1.4 Ounce
● Receiver Size: 3.7x2.5x0.8 inch
● Transmitter Size: 3.11x0.98x0.83 inch
● Product color: Ivory White+Silver
● Installation:
1)Use Sticky Pad to Adhere;
2) Use Screws to Fix
Package includes:
● 2pcs plug-in receivers.
● 2pcs transmitters (battery installed).
● 4pcs long screws with compatible anchors.
● 4pcs sticky pads.
● 1pcs mini flat-head screwdriver (Pry open the transmitter bracket).
● 1pcs User Manual.

High Quality, Long-distance Transmission: FCC, CE, and RoHS certificated, stable, powerful and digital signal, 1300 feet long-distance transmission without any other radio waves’ interference, higher obstacles penetration, up to 5 walls. 24*7hrs online service, 3-Year Warranty for product’s defects.
LED Flash: LED indicator in the transmitters and receivers respectively, very useful for people with hearing impairment or people who want to keep the environment quiet, especially for mothers with babies, to remind someone’s coming.
58 Ringtones, 4 Level Sounds: 58 ringtones with 4 level adjustable sounds from 25dB to 115dB, the default ringtone is "Dingdong", including a variety of music styles, such as "Welcome Greetings", "Piano Symphony", " Church bells" etc. It’s easy to set up and adjust, just press and hold your finger to release it until the desired ringtone or volume is selected.
Efficient and Longtime Power Supply: The transmitter has been installed a 23A alkaline 12V battery with lifetime up to 3 years. The receiver is protruding plug-in with working voltage AC 110 to 220V, lower power consumption, and its annual electricity bill does not exceed 1 USD.
Widely Used, 5 Minutes Installation: Waterproof IP55, the doorbell can be used in various occasions, such as home, office, home care centers, shops, etc., it can work normally at temperatures from minus 22F to 158F, withstand a variety of severe weather, such as freezing, storms, scorching, etc., 5 Minutes Installation with a sticky pad or screws.