There are plenty of people who can solve a Rubik’s Cube at a lightning speed. If you plan to become a serious speedcuber, you need a reliable timer. The GAN Smart Bluetooth Timer can help. It is accurate to 0.001 second and connects to your phone, so you can record and analyze your performances.
This speed cube timer connects to the Ai CubeStation app via Bluetooth. It has a simple user interface with power, reset, and switch buttons. It weighs only 0.26 pounds.[where to get it]