Wireless Door Window Alarm sneakers This hub is compatible with

This hub is compatible with all USB 2

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Elasticity: Elastic

1 x Special Wrench

Wireless Door Window Alarm sneakers This hub is compatible withFEATURES Door window alarm deterring thieves effectively by 110dB loud alarm, also prevent children pets going out the house without notice Window alarm sensors with 4 modes Not only on off setting, but also General Alarm, Constant Alarm, Closing door Alert (Time Delay) and Doorbell Mode. You can easily set the mode according to your need. Great for home, garage door, pool door, RV and warehouse security, kids safety, also Freezer door and