LIKEPAI urglar security alarm system receiver with 2 door window sensor alarm for home

LIKEPAI urglar security alarm system receiver with 2 door window sensor for home door sensor alarm.

The door open chime Idea is When Someone Open the door/Window, the door Sensor will activate the Chime to Alert. It is used as Entrance/Entry/Intruder Alert Alarm at Home Office store.
Receiver has 55 Ring Tones for your Choice.Operating Range is 500+ Feet in open Area .5 Levels Adjustable Volume From 0db to 110db.Also have Night Light Feature. The Night Light can be Switch On or Off Freedom.
Easy Use ( CR2032 Battery,Standby: 2 Years ) . The door/window open sensor fixed with Double-sided Adhesive Tape.
The receiver is Expandable to work with 55pcs of Sensors/Transmitters at Most .Also each Sensor/Transmitter can work with multiple receivers.
2 years Warranty ,Excluding Battery.

Product Name	Wireless door sensor alarm
Receiver Ringtone	55 Ringtones
Volume	5 kinds of volume
Quantity of pairable receivers	20 Receivers
Quantity of pairable transmitters	55 Transmitters
Material	ABS Plastic
OEM/ODM	Acceptable
Power supply	90-250V(Receiver) / 23A 12V Alkaline Battery(Transmitter)
Application	Home Apartment Office Hotel
Work Frequency	433MHz
Operating Range	500+ Feet in open Area
Warranty	2 Year
Packing List	Plug-in Receiver 1 Door magnetism Transmitter2 23A 12V Alkaline Battery 2(Included in the button) Screwdriver1 English Manual*1