BM-029 Mini Car Powered Thermometer + Voltage Tester - Black (DC 12V)
Model: BM-029 - Quantity: 1 - Material: ABS - Color: Black - Function: Temperature display and voltage tester - Screen Size: 1.2" - Display Color: Red - Power Supply: Car cigarette powered plug - Temperature Range: -20'C~50'C +/-1'C - Clock Display Format: 12 hours - Charger power supply voltage: 12V - Voltage measurement range: DC 8V~20V +/-1.2% - High red LED 3-digit display. - Detects battery's voltage to ensure its life. - Multi-functional and portable