MiOYOOW Electronic Clock Display Module, 4Bit LED Temperature Display Voltage Monitor RTC Real Time Clock

Features:    1>.Display time    2>.Display date    3>.Display work voltage    4>.Display Built-in temperature    5>.Custom display parameters    6>.Support power-down parameter memory function    7>.Adjustable display brightness    8>.Verifiable parametersSpecification:    1>.Product name: Clock Voltage Temperature Display Module      2>.Work Voltage:DC 5.0V~20.0V    3>.Temperature measurement range:-40?~130?    4>.Voltage measurement range:DC 5.0V~20.0V    5>.Clock IC:DS3231 or RX8025T    6>.Display color:Red    7>.Display:0.56inch 4Bit    8>.Work Temperature:-40?~80?    9>.Work Humidity:10%~90%RH    10>.Display Size:40*13*14mmNote: 1.Please allow 1-2cm measuring deviation due to manual measurement.2.Due to the different monitor and light effect, the actual color of the item might be slight different from the color shown on the pictures. Please Understand, Thanks!