ITEM NAME:Car Three-In-One Time Temperature Voltage Multi-Function Led Dot Matrix Clo D7M9 Car Three-In-One Time Temperature Voltage Multi-Function Led Dot Matrix Clo D7M9 Multi-functional ultra-thin electronic clock module, thickness of only 10mm, set time, temperature, voltage as one. It is possible to display a single item individually, or to display the items alternately in cycles, and to customize the items to be displayed. Time chip uses Epson's RX8025T chip, this chip is a clock chip with temperature compensation, accurate time. Temperature display range -35~120 degrees. With brightness adjustment function, 5 brightness adjustable.With automatic brightness function, it can achieve darkening at night and brighten during the day. 1, the working voltage: DC 4.0 ~ 25V 2,Dimensions: 93*36*10mm[Long thick] 4, voltage display range: 4.0 ~ 25V 5, temperature display range: -35 ~ 120 °C In the normal display state, short-pressing the setting key will switch between the five display states of [time]→[date]→[temperature]→[voltage]→[alternate cycle display]. In the normal display state, press and hold the setup button for more than 2 seconds to enter the setting of time/date/year/parameter. "Minute" starts flashing, short press the setting key to adjust the value. After adjusting, press and hold the setting button for more than 2 seconds. "Time" starts flashing. Short press the setting button to adjust the value. Then long press the setup button for more than 2 seconds to enter the date adjustment [note that the middle colon is not lit at this time]. The "day" starts flashing. After adjusting, press and hold the setup button for more than 2 seconds to start flashing. Long press the setup button for more than 2 seconds to start flashing. After tuning, press and hold the setup button for more than 2 seconds to enter the extended parameter setting. Color:black Material:plastic Size:93x36mm Package Contents: 1 x Car LED Dot Matrix Clock
