Features:
Multifunctional car LCD digital display; easy to install without professional skills;
On-board charger, real-time monitoring of temperature and car voltage;
A special car thermometer with a stylish and lightweight design;
LED dual digital thermometer voltmeter;
Digital thermometer for 12V/ 24V battery with measurement range of 9~ 80°C;
Simply insert the charger socket, and it can immediately confirm the battery voltage, low power consumption and high brightness display;

Specifications:
Type: Car Voltmeter Thermometer USB Charger 
Model Number: VST-706
Material: ABS + Electronic Components
Voltage: 12/24V
USB output: 5V/ 2.1A
Display: digital display
Measuring range: 9~ 80°C
Installation position: car interior
Vehicle Brand/Model: universal
Product color: black
Display color: red + red, red + blue, red + green
Product size: 75 x 47 x 47mm/2.95 x 1.85 x 1.85"
Net weight: 33g

1 x 3 in 1 Car LED Digital Voltmeter Gauge+ Thermometer+ USB Charger