Smart button controlled by fingerprints
Media playback is unsupported on your device
Video

The smart button controlled by your fingerprints

A smart button controlled by your fingerprints was one of the gadgets on display at the recent Wearable Technology Show.

The device can be programmed for each part of each finger to activate a different function.

BBC Click’s Lara Lewington reports.

See more at Click's website and @BBCClick.

Go to next video: Tech gadgets for your cat reviewed