Makerfire Functional Car LCD Clock Alarm Calendar Inside Outside Thermometer Voltage Meter Voltmeter DIY

Description:
Time/Date display, 12/24 hour system conversion Alarm function Pedestal 180 revolve
Two colors of backlight for choice when the clock is powered by car cigaretee lighter(there would be no backlight when it is powered by backup batteries)
Car battery voltmeter
Powered by car cigarette lighter charger or 2 x LR44
Display Color: Blue
Size: 9.3cm x 6.5cm x 6cm
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Package Including
1 * voltage meter