Product Name: Cheap Entrance Clip alert Security Warner Door Wedge Alarm for Home Security Model NO.: DA03 Receive Frequency: 315MHz Alarm Volume (within 1m): ?110dB Transmission Mode: Wireless Working Principle: Electromechanical Application: Indoor, Outdoor Certification: CE Working Mode: Active Signal Transmission: Wireless Alarm Type: Anti-Theft Alarm Box Size: 135X 43X 36mm Weight: 135g Power: Standard 9 Volt Battery Decible: 120-125dB Feature: Eco-Friendly OEM: Support Trademark: OEM Transport Package: Each 400 PCS / White Box Specification: CE Origin: Shenzhen, Guangdong Product Description This door stop alarm is same model as as seen ,Simply place the alarm behind any door. If an intruder attempts to open the door, the wedge-shaped design will prevent it from opening and activate a120 dB alarm. The door stop alarm will scare off the would-be intruder and alert you to the attempted entry.An adjustable sensitivity switch prevents tampering. When traveling, just toss this lightweight unit in your luggage. The on/off switch will prevent the unit from accidentally sounding. Requires one 9volt battery that is not included.SpecificationsNamepersonal alarmWeight135gPowerstandard 9volt batterySize135x 43x 36mmDecible120-125DBUsageFor lady, child and so onOEMSupportFeatures:1.Great safety and security device for your home2.Extra Loud Alarm -Sounds aloud 125 dB siren when protected door is opened3.Acts as adoor wedge to stop an intruder from entering4.A rubber pad und the bottom to increase resistance5.Wedge shaped door stop design prevents further entry the harder they push6.Inexpensive and portable solution for hotel doors, offices, dormitory room entrances or your home7.Three position motion sensitivity control activates the alarm if the unit is movedSpecifications:1.Stainless Steel Cover2.3 Sensitivity Levels:Low -Medium -High3.Size: 135mm x43mm x36mm(approx)4.Powered by:standard 9volt batteryPhotos Show