OLIMEX Binary Watch SMT Soldering Kit By OLIMEX Ltd · Example build · 10 views · 0 remixes A tiny wristwatch that shows hours and minutes as rows of red and green LEDs, sold as a first surface-mount soldering kit 0SaveRemixCopy link Estimated parts costNo price seen yetDifficultyModerateParts1 part · 1 pcs Start the assembly guide →