Product Name: Home Security System Mini Magnetic Door Alarm Sensor Window Entry Alarm Model NO.: DA01 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: 92*51*51mm Weight: 52g Power: 12 V 23A 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 window entry alarm is best choice for home and travelling. Just stick it on window or door, when someone else push the door, it will begin to siren very loudly to scare it away6. We are manufacturer of diferent kinds of door alarm , personal alarm, and so on. If you have any need, contact us freely!SpecificationsNamepersonal alarmWeight53Power2*AA batteries (not included)Size90*30*20mmDecible120-125DBUsageFor lady, child and so onOEMSupportFeatures1.Electronic Magnetic Sensor detects entry.2.Alarm is activated when the two pieces are separated.3.Gives an alarm if someone opens the door or the window.4.The alarm stops when the two parts recombined.5.Alarm with ON/OFF switch for easy operation.6.Super loud 90 dB alarm sound.7.Clean-stick adhesives behind units.8.Easy to install--just peel and stick.9.Steady and convenient to use.10 .Wireless unit without any cords.11.Mini shape.12.Producted by the imported elements.13.With handsome and decent appearance.14.Economical and practical. Package included1*Mini Wireless Door/Window Entry Safety Security Magnetism Alarm1*Magnetic stick Photos Show