Door Chime, Door Alarm Sensor, Koostone Door Sensor Alarm for Shop, Garage, Window Security for Kids, Elders Safety, Anti-Theft, 1 x Transmitter + 1 x Receiver (Built-in Battery)

Price: $15.99
(as of Dec 11,2022 10:38:42 UTC – Details)

Product Description

♥【Update Version-Rechargeable Receiver】The wireless receiver is built in battery (can not replaced), it is rechargeable (recharging cable included) , save your trouble and money to replace the battery. The transmitter is battery-powered (battery included), it can be fixed with double-sided tape. This wireless door chime is suitable for anti-theft, retail, visitor, nursing care, offices, factories, warehouses, home care and etc.
♥【38 Ring Tones & 5 Volume (Plus Mute) & LED Flash for Hearing Loss】38 unique ringtones and 5 volume levels from 0% (mute) to 100%. Koostone door chime for business when entering can meet all your needs. With the built-in LED indicator, the door open alarm receiver provides additional assistance to the hearing impaired. NOTE:The fixing distance of sensor and magnet should be LESS than 0.3 inches/0.8 cm, the closer the better, try to reset them closer if the receiver doesn’t work.
♥【Easy Pairing】▲Step 1: Press the volume/backward/forward to select your favorite ringtone/volume. ▲Step 2: Press the “Volume” for about 5 seconds until it makes 1 “Ding”. ▲Step 3: Separate the sensor and magnet, the receiver will make 2 “Dings” with LED light flashing, pairing completed. (Note: *1.Fully charge the receiver before using; *2.Please read the manual before pairing).
♥【Transmitters or Receivers are Expandable】When the door/window opens,the sensor will be triggered to send out a signal,the receiver will receive the signal and alert. Note: Koostone door alarms for home are expandable, which means that one receiver can be paired with multiple transmitters,one transmitter can also be paired with multiple receivers. Please choose the proper Koostone door chime combination base on your need.
♥【Easy Installation & 490 Feet Long Operating Range & Quality Guarantee】Step 1: Press the volume/backward/forward to select your avorite ringtone/volume, pair the sensor and receiver. Step 2: Fix the magnetic sensor on your door/window by double tapes/screw, all done…Koostone wireless door sensor provides a 60-day warranty and after sales service within 24 hours. Complete satisfaction guaranteed!