LED ring that blinks to your heart beats and displays current BPM both by number and color of illuminated LEDs.

A dress with my painting of flowers on the fabric; fireflies in the flowers blink according to wearer's heart-rate.

A portable small device to verify anywhere the UV index in the sun rays.

It is a rechargeable waterproof lap counter that does not use a water proof bag separately.

A hardware timer to support your gym workout, and can influence you to complete the exercises in predefined time period.