ITEM NAME:3 in 1 Digital Thermometer USB RED BLUE LED voltmeter 12V 24V O5K1 3 in 1 Digital Thermometer USB RED BLUE LED voltmeter 12V 24V O5K1.Suitable for 12V and 24V battery. Dual Color Display: Red+Blue. Case Color: Black. Low power consumption, high light display. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.
