Smart Door/Window Sensor Alarm with WiFi & App Control
Ultra-affordable WiFi smart sensor for doors/windows, featuring instant alerts via app. High-sensitivity magnetic detection ensures accurate real-time monitoring. Durable ABS housing with scratch-resistant finish, built to withstand daily use. Compact & wireless design for easy DIY installation (no wiring needed). Perfect for homes, offices, or warehouses—use as security alarm, doorbell trigger, or automation accessory. Compatible with Alexa/Google Assistant for voice control. Buy in bulk & save: wholesale pricing for global suppliers. Low MOQ, fast shipping. Upgrade security without breaking the bank.