Specifications:
Part name: Car Digital Voltmeter + Dual 2 Port USB Charge
Operating voltage: DC 12V-24V
Dual USB charger output voltage: 5V
Dual USB charger output current: 3.1A (automatically assigned)
Color of display voltmeter light: Red
Size: 63*58*32mm
Net weight:70g

Feature:
1.Operating voltage:DC 12V-24V, dual USB charger output: 5V,3.1A (automatically assigned)
2.Have CE certification,with dust caps, waterproof and dustproof.
3.Two USB charging ports could give all your phone, tablet and other devices charged.
4.Measuring the currrent voltage at any time,to make sure the battery operated under normal voltage, extend and protect the battery and engine life.
5.Can be used in all cars and boats whose operating voltage is DC 12V-24V.

• high quality

high qualityOgry