- 2-in-1 Voltmeter & Thermometer with Dual 3.1A USB Ports
- Fast charging for two devices at once—perfect for road trips or daily commutes
- Real-time voltage and current monitoring keeps you informed about your car battery’s health
- Easy-to-read LED display (red or blue) shows battery status and charging performance
- Built-in temperature sensor accurately measures from -20°C to +80°C
- PTTC overcurrent protection ensures safe use in any 12–24V car cigarette lighter
- Monitor your alternator's output—especially useful for older vehicles
- Sleek, modern design adds a stylish touch to your car interior
- Compact and easy to install—compatible with smartphones, iPhone, iPod, MP3/MP4 players, cameras, and more
- Combines safety, convenience, and functionality in one essential device
