QMseller MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch 2 Sets
Work as an anti-theft alarm, ideal for metal door and window.
NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
when the magnet separate, the circuit is not conductive ( light off ).
These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
GDQLCNXB 2 Sets MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch
3.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
when the magnet separate, the circuit is not conductive ( light off ).
4.Work as an anti-theft alarm, ideal for metal door and window.
5.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
Door Chime, Wireless Door Window Contact Sensor Alarm, 500ft Range 32 Chimes 5 Volume Level LED Indicators, 1 Plug-in Receiver Door Sensor for Business/Home/Store (1 Receiver +1 Sensor)
...ave your time to choose and meet your needs for different occasions like home, business or store..
[Door/Window Open Alert] Perfect for adding a sense of security if you have children or senior family members. This business door alarm entry chime alerts when burglar opens the door or window and helps deter break-ins(wireless door alarm activates when magnetic sensor separates). You can use the door sensor chime on the back door as an alarm, or as a way to remind businesses on the front door when a customer’s coming in..
[Easy to Set up] 5 levels of adjustable volume from 0-110 dB (Mute Mode Included). LED indicators are suitable for the elderly and the hearing impaired. Different ringtones are set for different doors so you can know which door you have a visitor to come in. Our door alert can remember your last melody and volume level after a power outage, no need to reset to your previous settings..
[500ft Wide Detection Range & 20 Expandable] The doorbell chime kit can reach out up to 500 feet wide enough range where it is open area. And it is expandable up to 20 ones, either the receiver can be paired up to 20 chime sensors, or 1 door sensors can be paired up to 20 receivers. You can install them in your dining room, bedroom, living room, gara....
BOSCH SECURITY DS9370 Panoramic TriTech Ceiling Mount Detector,Silver
... alarm uses the latest infrared detection technology and intelligent analysis algorithms, which can effectively distinguish interference signals and human movement signals to prevent false alarms. remote control distance up to 328ft in open area and detection range of the infrared sensor of 16-26ft, When it detects burglar will activated 125dB siren..
Multi Function&Mode: this indoor motion sensor alarm has two modes, Doorbell mode and Alarm mode. It supports 5 volume levels and provides a remote control (key fob). The remote integrated panic button and while pressing, the host will alarm immediately. It's not only an alarm, but also a door motion sensor chime, caregiver pager..
24 Hours Protect Your Home: Motion detectors are essential in a home security system. A complete stand-alone motion sensor-based alarm system for shed, kitchen, room, boat, garage, shop, etc. It provides an added level of security and safety to your property and loved ones..
Easy to Install: CPVAN portable motion detector alarm can be mount to everywhere in your home, used to prevent children from sneaking out, dogs running out without allow, preventing dogs and cats from entering the bedroom, kitchen), etc. It can be installed in less than 30s with a film sticker contained....
PTZ Camera Outdoor, VStarcam 4MP 18X Optical Zoom Outdoor Security Dome Camera with 165ft IR Night Vision,AI Humanoid Detection & Auto Tracking Camera IP66 Waterproof
...Auto Tracking Ptz Camera】AI auto tracking security camera, There is 95% Fault Alarm Reduction, no more annoying alerts from unwanted activities like moving cars/ animals,etc.Safely to monitor your home outdoor or indoor with motion tracking/automatic patrol function..
【PTZ Camera Outdoor with Night Vision 】PTZ wireless camera with high quality video in 4MP resolution.This dome security cameras wireless outdoor with the Eye4 app.It is a outside security cameras with 1/2.8" low lux CMOS Sony sensor, displays in 2560*1440@30fps super HD detailed image, providing crystal-clear footage both during the day and night, security cameras outdoor wireless with night vision and audio is ideal for large areas like backyard, parking,supermarket,etc..
【2 Way Audio, Smoke Alarm &Absence Detection 】PTZ security camera built-in advanced microphone & speaker and with anti noise technology for a clear voice communicating between the APP and camera, the camera allows you remote access to communicate with welcomed guests,or scare off intruders while you are not at home,Supports up to 128GB Micro SD memory card ,support all day recording and motion detection recording alarm emails push,FTP service..
【128GB Storage Cloud Support】Encrypted cloud services to ensure....
Baby Monitor, Itomoro 5" HD Display Video Baby Monitor with Camera and Audio, 720P Screen,2000mAh Rechargeable Battery, Two-Way Audio, Night Vision, Temperature Monitor, One-Click Zoom,900ft Range
...355° to see corner-to-corner and tilt 120° to see floor to ceiling.
【Multiple Alarm Methods】 Camera supports sound detection function, video signal interrupt alarm, low battery alarm, sleep mode. Sound alarm sensitivity and the volume of monitor can be set. Eliminate any potential dangers for your baby.
【Safe Wireless Connection】The monitor and camera are connected directly to each other, no data is uploaded to the Internet. Never worry about any risk of being hacked. The Real-Time Transmission monitoring with range up to 1000ft will provide you a latency-free experience.
【Multi-Functional System & Convenient Design】Up to 4 cameras can be supported with video surveillance System, which is great for watching multiple babies or kids in multiple rooms. Sound/ Temperature Detection, Two-Way Audio, Lullabies, Feeding Reminder, Camera Switch and Camera PTZ, etc. These features can be extremely useful for many parents.
【More Stable Wireless Connection】Itomoro baby monitor delivers smooth video from anywhere in your house within a 480ft – 900ft range, to always keep your little one in sight no matter you’re if you’re in the study room or the kitchen.
Burglar Alarm System 18 pcs kit 4G WiFi APP RFID DIY Wireless GSM for Home Security
SCARE BURGLAR AWAY When someone trigger this system that will be alarm to scare thief away and also will make a phone or sending a message to someone which you save the phone number on the main unit..
4G+WIFI Connect wifi easy,No any monthly fee.Only support 2.4GHz.
RIFID CARD Very easy for old people or children to arm or disarm this system..
REMOTE CONTROL You can control this gsm alarm system Arm/Disarm/Voice Monitoring /Intercom by cellphone anywhere..
AFTER SERVICE If you have any problem,pls contact seller by amazon,not amazon customer service.We will solve it for you and make you satisfication.
