The alarm system comes with completely programmed.Before using, please kindly read handbook and eliminate the insulating sheet inside sensors that come with batteries.There are a video of the best ways to setup detectors FYI: https://youtu.be/V7sYDPtc7Gk.If you have any concern or other requirement, please email our client service email@example.com!.?.!,we will offer you professional reply in time at our work time 6PM ~ 4AM PST, thanks. Product Features: 1. The horn assistance approximately 30 pcs detectors,8 remote crucial fob,4 doorbell sensor 2.
wireless sensor universal learning. 3. cordless remote control universal learning. 4. the push-button control to disarm, fortification. 5.
live sound alarm. Technical specifications: 1: size: L * W
* H 12mm * 10.2 mm * 11mm 2: Power: A/C 110V ~ 220V 3: the wireless operating frequency: 433MHz
4: using the environment: stability: 0 -55, Relative Humidity: 40 %-70 %5: the alarm sound: up to 110 db Bundle consisting of
: 1 x Host speaker 1 x Wireless PIR detector deal with 9V battery 2 x Wireless Remote control deal with 23A 12V battery 2 x Wireless
Door sensing unit deal with
23A 12V battery 1 x US Power supply for the horn 1 x English handbook Features Easiest style! Easiest setting! Simplest control! With least
money, get the most practical, certified and practical alarm system!Door alarm utilizes Push-button control to set security code for arming/disarming 110-decibel luxurious door alarm for peaceof mind Complete Do It Yourself security set consists of a horn and 2 window/door sensors, 2 remote controllers, loud alarming to protect well.The horn assistance approximately 30 pcs detectors,8 remote key fob,4 doorbell sensor, loud approximately 110db