Name of commodity: anti-theft alarm

Product information: [single size] the whole length of 6.2cm [items] [0.038kg weight packing number] 400 [material] ABS+ electronic components[packing] suction card

This product is easy to install， only need to be pasted on the door frame，host auxiliary machine attached to the door， or two windows， auxiliary machine and the host side of the arrow marking alignment. When it was illegal to open doors or windows (main and separate pieces of more than 10mm)， the alarm can send out alarm sound >90db， warning intruders to leave. They have to open the door， window， can be controlled by a switch. Use the 3.5vlr44 button battery (Si containing machine).

This alarm is installed in the doors or windows， the thief to open the dooror window， the alarm will immediately send out alarm sound， turn off the switch when not to. A sense of control alarm application of magnetic， long service life， easy installation. The adhesive， without screws， paste can be used directly! Home Furnishing activities do not damage! (also can beinstalled in the Internet bar computer chassis， prevent computerhardware stolen)

Usage: can be installed on the doors and windows， a switch， when the switch is opened， if the door is opened， will give a loud alarm sound.Sleep in the evening or not at home， not in the office， the alarm switch，safe anti-theft.

Method of use: alarm is composed of a large and a small， cut the sidesalarm size pieces were placed between the two windows of large andsmall gap， parallel， large small gaps in the middle to not more than 5 mm(referring to the packaging looks good paste)， small pieces of an arrow，and parts the arrow direction parallel with big stick， to guard against theft，close the window， open the alarm switch， if the thief push window， as long as the windows open (i.e. large and small alarm a separated by more than 5 mm)， the alarm can send out alarm sound strong， the owner will be the immediate action， the thieves will be caught or be defeated and flee.