USB RTC Electronic Clock Display Module 4Bit LED Dot Matrix Display Temperature Voltage Monitor Real Time Clock Warm White Color

USB RTC Electronic Clock Display Module 4Bit LED Dot Matrix Display Temperature Voltage Monitor Real Time Clock Warm White Color 1.Descriptions: It is a Clock Voltage Temperature Display Module which can display time, date, voltage, temperature by only one meter.It has a built-in battery, so it can keep the parameters accurate even if the power is removed.It can support custom display mode and users can change the display parameters according to their needs.2.Features: 1>.Display time 2>.Display date 3>.Display work voltage 4>.Display temperature 5>.Custom display parameters 6>.Support power-down parameter memory function 7>.Adjustable display brightness 8>.Verifiable parameters3.Parameters: 1>.Product name: Clock Voltage Temperature Display Module 2>.Work Voltage:DC 4.0V~23.0V 3>.Temperature measurement range:-35℃~120℃ 4>.Voltage measurement range:DC 4.0V~23.0V 5>.Clock IC:DS2321 or RX8025T 6>.Display color:Warm White 7>.Display:4Bit LED 8>.Work Temperature:-40℃~80℃ 9>.Work Humidity:10%~90%RH 10>.Display Size:93*36*10mm4.Set Function: 1>.Default display time by Hour:Minute(It can not display in second!) 2>.The different parameters will be displayed after press button at the normal display status: 2.1>.Display time. 2.2>.Display date. 2.3>.Display temperature. 2.4>.Display work voltage. 2.5>.The display automatically displays these five parameters in a loop. 3>.The number of display parameters can be set by the setting item ‘dd’ in loop display mode. 4>.Display time interval for each parameter can be set by the setting item ‘dF’ in loop display mode. 5>.Set Parameters: 5.1>.The 1st keep press button about 2second to set minute and flashing.Then press button to change value. 5.2>.The 2nd keep press button about 2second to set hour and flashing.Then press button to change value. 5.3>.The 3rd keep press

• USB RTC Electronic Clock Display Module 4Bit LED Dot Matrix Display Temperature Voltage Monitor Real Time Clock Warm White Color