VFD Clock Vacuum fluorescent display beautiful for Geek Cool digital clock
Product parameters: Dimensions: 102*28*25mm Working temperature: -25~85°C Working voltage: 5Vdc Working current: 150mA Whole machine weight: 120g Interface specification: Micro-USB Temperature display: Support Fahrenheit and Celsius two formats on the same screen display. Error 1~2 degrees. Display range -18~75℃ Date and week: Support display date and week. RTC chip: original high-precision clock chip DS3231SN series. Accuracy 2ppn, annual error within 1 minute Spare battery: model CR1220 (not included, you need to bring your own) Features: Support two font display (bold/fine) 3 display modes: Display time (20 seconds), date (3 seconds), temperature (3 seconds) in turn, animation effects are displayed from left to right Display time (20 seconds), date (3 seconds), temperature (3 seconds) in turn, animation effects are displayed from bottom to top Only the time is displayed. Support two font display (bold/fine) With temperature and time manual correction function, when the time goes to