Mute Luminous Mini Portable Digital Electronic Clock Student Exam Study Pocket Watch Poker Dealer Button Timer Digital Darkroom Timer Dealer Button Timer Individual Wind up Timer Cute Countdown Clocks

❥Two 10 batteries supply power for the luminous and display respectively and the normal standby time is 2 years. (include) ❥Green luminous bright and not dazzling Material: abs Size: as shown 1pc Electronic Clock ❥High-quality ABS material especially matching the quartz of the circuit board the error of 0-3 seconds in 24 hours under normal temperature environment reaching the international standard ❥The mute and compact design make it suitable for examination study work and other occasions that need time ❥Embedded buttons the feel of the buttons while misoperation. The buttons with integrated functions are easy to use and simple to set up time. There might be slightly color difference due to different light and effect. There might be 2-3cm errors of dimension data due to manual measurement.