Gripzo's display security products are all 100% mechanical. They are engineered for zero theft. No cables, no electronics, no sensors, no adhesives, NO HASSLE! Smartphones and Tablets security brackets can be adjusted to fit any size of device. A total lock down with quick release keeps the devices safe from theft and the release makes sure a 100% product experience can be offered in store. After store hours the more expensive live devices can be removed quickly from display for safe keeping in the back office.