![]() I like my YJ timer and it is very small and convenient to keep with me compared to other timers available at this time. If you have long wanted to learn how to solve a Rubiks cube, but you did not have time or did not work, then download the application 'How to solve a Rubiks Cube 2x2 + Timer.' In this application, you will find step-by-step instructions with images. ![]() I have not had too much trouble with the IR start stop detectors in different lighting, it seems more inconsistant in high light situations and adding filters to these sensors helps for those having difficulties where bright lighting is often encountered. The description of How to solve a Rubiks Cube 2x2 + Timer App. Now the unit's display has nice high contrast and is easily viewable in high lighting situations. Find a reddish purple plastic sheet from craft supply to black out the non illuminated LED segments, cut to size and lay it in, re assemble and you are good to go. careful not to loose the buttons, drill a hole in the front cover to allow the LED's light to shine through. Carefully remove the recessed rubber feet to reveal the 4 screws ,carefully remove the back panel taking care not to pull on the battery wires, remove the 4 screws holding the circuit board ,slightly flex the case side to carefully remove the circuit board along with the back panel. I am not a fan of LCD displays and the warm RED LED display of this timer is excellent! Take a marker and mark where the LED is located under the front cover below the display. ![]() This timer is very good and if you are the DIY type its perfect. ![]()
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