10Pcs WIRELESS Home Door Window Burglar Security ALARM System Magnetic Sensor

Features:1. New and high quality2. Super loud 90 dB alarm3. Convenience in installation--just peel and stick4. Super environmental suitability and stability5. Dustproof and insect prevention6. Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes, apartments, mobile homes, do rms, offices, hotel rooms, garages, and more!7. Magnetic sensor switch detects entry protecting your home or office whether you are in or out8. Warning door / window sticker is supplied free in package9. Operated by 3pcs of 1. 5V LR44 / AG 13 button cell ( included )
Specifications:1.Sensor type: alarm2.Alarm type: sound3.Material: plastic4.Color: White5.Size: 2.5 x 1.3 x 0.8 inch
Package Included:  10 x Magnetic Sensor 10 x Magnetic Stick 30 x LR44 Button BatteryTips：Welcome to New Turn. We will provide you the
better service , the higher quality goods and the lower price. If you have any
doubt about our product, please get contact with us, and we give you the answer
as fast as possible.After you pay the bill, we promise you we will update the
order to ready to ship.Once updated, we would ship the order in 24 hours,note
that Saturdays are included in our time lines, during which our drop-off
centers are operational. Before you sign the express ,please check up whether
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