Shenzhen Kerui Smart Technology Co., Ltd.

alarm system, tuya wifi alarm, gsm alarm, diy alarm kit, wireless doorbell , LED night,door sensor, PIR sensor, WIFI gateway,

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door chime manufacturer

"KERUI’s door and window sensors detect unauthorized openings and trigger alarms. Ultra-thin design for discreet installation, compatible with all major alarm systems."

Kerui M522 Wireless Doorbell with F51 Push Button, Operating at over 500 Feet with 32 Chimes, 4 Volume Levels, LED Indicator, 1 Plugin Receiver & 1 Push Button

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Kerui M525 Wireless Doorbell with F51 Push Button, Operating at over 650 Feet with 32 Chimes, 4 Volume Levels, 3 Working Modes, 1 Plugin Receiver & 1 Push Button

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Kerui M7 Split Doorbell & Welcome & Alarm Host with P817 PIR Sensor, Operating at over 650 Feet with 32 Chimes, 4 Volume Levels, 4 Working Modes, Can Add 30pcs Accessories, 1 Receiver & 1 Transmitter

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