Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
The area of blue light has powerful magnetic force,which can attach the door tightly when user put the key into keyhole.And through the action that turn the key around can stored energy in the device to support LED screen
and blue light and to record doors information.LED screen can record the time door been locked and unlock when user pull out the key thoroughly.IF OCD patient unsure whether they locked the door or not,they can find it out on LED screen after press the display button.The more patient press button to check,there illness more tend to be worse,and the device can also record the information how many times patient pres