• 【Versatile Security】D100 wireless door and window alarm system provides multi-functional protection for homes and shops
• 【Magnetic Sensing Technology】Utilizes advanced magnetic sensing for reliable detection of door or window openings
• 【Loud Alarm】Features a high-decibel alarm (≥130dB) to effectively deter intruders and alert occupants
• 【Long-lasting Performance】Capable of continuous alarm for ≥5 hours, ensuring extended security coverage
• 【Easy Installation】Comes with double-sided adhesive for quick and hassle-free mounting on various surfaces
• 【Four Alarm Modes】 Features four distinct modes with easy one button switching via the side mode key for versatile functionality

Specifications:

• Material: ABS plastic
• Main Unit Dimensions: 90 x 42 x 15.5 mm
• Magnetic Strip Dimensions: 45.2 x 13 x 12 mm
• Power Source: 2 x AAA batteries (not included)
• Sensing Distance: 30-40 mm
• Alarm Duration: ≥5 hours
• Alarm Volume: ≥130 dB
• Installation Method: Double-sided adhesive