The alarm features fully programmed.Before using, please kindly read manual and get rid of the insulating sheet inside sensors that feature batteries.There are a video of ways to setup detectors FYI: https://youtu.be/V7sYDPtc7Gk.If you have any concern or other need, please email our client service firstname.lastname@example.org!.?.!,we will provide you expert reply in time at our work time 6PM ~ 4AM PST, thanks. Item Functions: 1. The horn assistance up to 30 pcs detectors,8 remote key fob,4 doorbell sensor 2.
wireless sensor universal knowing. 3. cordless push-button control universal learning. 4. the push-button control to deactivate, stronghold. 5.
live noise alarm. Technical criteria: 1: size: L * W
* H 12mm * 10.2 mm * 11mm 2: Power: A/C 110V ~ 220V 3: the cordless operating frequency: 433MHz
4: the use of the environment: stability: 0 -55, Relative Humidity: 40 %-70 %5: the alarm noise: as much as 110 db Plan including
: 1 x Host speaker 2 x Wireless PIR detector work with 9V battery 2 x Wireless Remote control work with 23A 12V battery 3 x Wireless
Door sensor work with
23A 12V battery 1 x Power supply 1 x English handbook Functions Door alarm utilizes push-button control to set security code for arming/disarming; house security system complete with totally programmable main unit and sensors
, later on if you wish to
Do It Yourself, please bring back factory first as manual, then include them again or search operation video on youtube”KERUI Standalone Alarm Operation Guide “for reference.DIY expandable home robber security alarm system-this alarm horn support approximately 30 pcs wireless detectors,8 remote keyfobs,4 doorbell buttons, loud up to 110db deluxe door alarm system for peace of mind.Complete DIY wireless house burglar alarm system kits consists of a horn and three window/door sensing units, two push-button controls, two pir motion detectors, loud worrying to protect well for apartment or condo shed hotel garage safety, cost effective home security.Loud SOS alarm and simple to obtain help-children