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Total 5488 products for door alarm buzzer Manufacture & Suppliers

Wired Gas Detector (12VDC/220VAC optional) in alarm volume :>70dB(1.5meters)

...alarm <1.7W alarm density:LPG0.1%-0.5%,natural gas 0.1%-1%,city coal gas 0.1%-0.5% work environment : temperature-10℃- +50℃, humidity <90%RH voltage:12VDC alarm volume :>70dB(1.5meters) Reaction gas: coal gas, natural gas, liquid petroleum gas Power supply:12VDC Buzzer volume ≥7 0dB/m Alarm......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

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micro phone sim card gsm module mini gps gprs tracker with sms reset car burglar alarm

...alarm Main function: 1.GSM quad band network, all global universal. 2.Tracking Via website/IOS APP/Android APP/Wechat/SMS 3.Trajectory playback /Geo-fence 4.Magnetic sensor/vibration sensor/sound sensor, thr...

Shenzhen ReachFar Technology Co., Ltd.汇智科技有限公司
Guangdong,China

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Tuya Zigbee Smoke Detector 2.4GHz Fire Alarm Sensor 5 Years Battery Life

...Alarm Sensor, 5 Years Battery Life Function description 【Zigbee Hub is required】A Tuya ZigBee Wireless Gateway Hub is needed to work with the zigbee smoke sensor. Simply add the sensor into the ZigBee hub af...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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3V WiFi Smoke Detector 400mA Tuya Smoke Alarm Network Low Power Consumption

...Alarm Sensor, 85db Alarm Alert, 3 Years Battery Life The optical sensing principle is adopted to accurately perceive the smoke density at smouldering fire. When the smoke density or indoor temperature reache...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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Zigbee Natural Gas Sensor 70db Audible Alarm App Remote Control

...gas sensor detects a natural gas leak, it will send an alarm push notification to the app on the user's smartphone and activate a local alarm on the Hub. The buzzer in the gas detector will also sound a 70db...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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Zigbee Natural Gas Sensor 70db Audible Alarm App Remote Control

...gas sensor detects a natural gas leak, it will send an alarm push notification to the app on the user's smartphone and activate a local alarm on the Hub. The buzzer in the gas detector will also sound a 70db...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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Tuya Zigbee Smoke Detector 2.4GHz Fire Alarm Sensor 5 Years Battery Life

...Alarm Sensor, 5 Years Battery Life Function description 【Zigbee Hub is required】A Tuya ZigBee Wireless Gateway Hub is needed to work with the zigbee smoke sensor. Simply add the sensor into the ZigBee hub af...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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3V WiFi Smoke Detector 400mA Tuya Smoke Alarm Network Low Power Consumption

...Alarm Sensor, 85db Alarm Alert, 3 Years Battery Life The optical sensing principle is adopted to accurately perceive the smoke density at smouldering fire. When the smoke density or indoor temperature reache...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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Door Stopper

... the door, the alarm will sound. There is also a movement sensor with adjustable sensitivity to activate the door stop alarm if tampered with. Description: 1.Power supply: DC 9V battery 2.Alarm decibel: ≥85d...

Yiwu Yidun E-commerce Firm
China

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High Security Digital RFID Card Hotel Door Lock With False - Closing Alarm

Wonderful Design Electronic Digital RFID Card Hotel Door Lock Separating design, easy to install, suitable for most doors False-closing alarm: light and voice warning after incomplete closing Back up mechanical...

Guangzhou Light Source Electronics Technology Limited
Guangdong,China

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Glomarket Tuya Biometric Face Recognition Door Smart Lock

...pop out and lock automatically. ✅The door can be opened with key in any condition. ✅The alarm will sound automatically when the power is low, and the alarm will also be given if the unlocking is unsuccessful...

Shenzhen Glomarket Technology Co., Ltd
China

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Glomarket Smart Tuya Wifi Door Lock Automatic Alarm Fingerprint Smart APP Key Digital Password Security Automatic lock

Glomarket Smart Tuya Wifi Door Lock Automatic Alarm Fingerprint Smart APP Key Digital Password Security Automatic lock Product name Tuya smart fully automatic door lock App control Tuya smart / Smart life Funct...

Shenzhen Glomarket Technology Co., Ltd
China

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White Magnetic Contact Door Sensor For Any Alarm System DC-1571W

...Door Sensor For Any Alarm System DC-1571W Magnetic Contact Door Sensor Introduction Magnetic Switch is an Intrusion Detector for doors and windows status monitoring in security system, which is made of a ree...

Ain Technology (Shenzhen) Co., Ltd
Guangdong,China

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EDSP Technology 8 Zone Door Frame Metal Detector With LED Light Bar Alarming

...Door Frame Metal Detector with LED light Bar Alarming SA300 Door Fram Metal Detector Description: Door Frame Metal Detectors are designed for a person that he can easily walk through it and used to detect th...

Securina Detection System Co., Limited
Guangdong,China

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Hotel Finger Scanner Door Lock , Personalized Fingerprint Entry Door Lock

...Door Lock , Personalized Fingerprint Entry Door Lock Finger Scanner Door Lock Description 1. Four independent unlocking methods: Bluetooth, Combination, Card and mechanical key 2. Jimmying resistance, fake c...

Shenzhen Panwei Electronic Technology Co. Ltd.
Guangdong,China

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CE FCC Zigbee Door Sensor 2.6V Battery 20mm Alarm Distance

...Door Sensor, CR2032 Battery, Zigbee Door Window Sensor Function description 【Zigbee Protol】 The zigbee door and window sensor has to connect to a zigbee hub to report the alarm timely. It works more stable t...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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EDSP Technology 8 Zone Door Frame Metal Detector With LED Light Bar Alarming

...Door Frame Metal Detector with LED light Bar Alarming SA300 Door Fram Metal Detector Description: Door Frame Metal Detectors are designed for a person that he can easily walk through it and used to detect th...

Securina Detection System Co., Limited
Guangdong,China

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White Magnetic Contact Door Sensor For Any Alarm System DC-1571W

...Door Sensor For Any Alarm System DC-1571W Magnetic Contact Door Sensor Introduction Magnetic Switch is an Intrusion Detector for doors and windows status monitoring in security system, which is made of a ree...

Ain Technology (Shenzhen) Co., Ltd
Guangdong,China

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Hotel Finger Scanner Door Lock , Personalized Fingerprint Entry Door Lock

...Door Lock , Personalized Fingerprint Entry Door Lock Finger Scanner Door Lock Description 1. Four independent unlocking methods: Bluetooth, Combination, Card and mechanical key 2. Jimmying resistance, fake c...

Shenzhen Panwei Electronic Technology Co. Ltd.
Guangdong,China

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CE FCC Zigbee Door Sensor 2.6V Battery 20mm Alarm Distance

...Door Sensor, CR2032 Battery, Zigbee Door Window Sensor Function description 【Zigbee Protol】 The zigbee door and window sensor has to connect to a zigbee hub to report the alarm timely. It works more stable t...

SHENZHEN MULTI IR TECHNOLOGY CO., LTD.
China

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