Parameters

    Support display: time/year/date/weekday/am/pm
    Lightness: auto / manual adjustment
    Lightness of manual adjustment: 4 levels
    Time format: 12H/24H
    RTC chip: DS3231
    Accuracy: 2ppn, annual error within 1 minute
    Backup battery: CR1220 (may not included)
    Working voltage: DC 5V
    Interface specification: type-C

Packing List

    1*VFD Clock
    1*Type-C Cable