3 in1 Car Cigarette 12V Dual USB Charger LED Thermometer Voltmeter

3 in 1 Digital led Voltmeter Thermometer Monitor Dual USB Ports Car Charger 12V/24V Temperature Meter Voltmeter

Features:
100% brand new and high quality
Can measure the voltage of your car to avoid excessive electricity
Can measure the temperature inside your car and charge your phone quickly
Compact design, easy to carry
Plug and play, convenient to use
led display, comfortable to look

Specifications:
Material: Plastic, Metal
Color: Black
Voltage: 12V/24V
Maximum Output Current: 2.1A
Voltage Measuring range: 0-30V (Blue Display)
Temperature Measuring range: -30 - 70 degree Centigrade(Red Display)
Size: length 97mm, width 55mm

Function1:Digital thermometer suitable for 12V and 24V battery measuring range:-10~70℃
Function2: Simply plug into cigarette socket,instant confirmation of battery voltage,low power consumption high light display.
Function3:Car-Mounted Charger
Suitable for 12V and 24V battery
output voltage:5.0V
Maximun output current:2.1A