XhuangTech 3 in 1 Car Voltmeter Thermometer, LCD Digital Display Car Battery Voltage Gauge with USB Charger Port, Temperature Monitor Cigarette Lighter for 12V/24V Vehicles, Trucks, Boats (Green)

Features:1.Precision Digital Display: Features a high-definition LCD screen for clear voltage and temperature readings at a glance. High brightness, low power consumption, and excellent visibility even in dark car interiors or at night. Temperature is shown in red, and voltage in green for easy distinction. 2.Voltage Measurement: Simply plug in and instantly view the voltage reading. Monitors car battery status in real time to prevent excessive power drain and avoid startup failure. If voltage drops below 12.5V, stop using the electrical devices to help maintain reliable vehicle startup. 3.Temperature Measurement: Equipped with an external temperature sensor with a measuring range of -10~80℃. For accurate temperature measurement, gently adjust the sensor away from heat sources like sun-exposed areas or hot engine parts to ensure reliable temperature monitoring. 4.Convenient USB Port: Built-in 5V/2.1A USB output, this car battery thermometer doubles as a car charger for smartphones and other mobile devices.. The stable power output ensures safe and fast charging, combining practical vehicle monitoring with daily charging convenience in one small device. 5.Universal Compatibility: Enjoy hassle-free plug-and-play functionality with all standard 12V/24V cigarette lighter sockets—compatible with cars, vans, trucks, RVs, caravans, and boats. No complex wiring, tools or professional installation is needed—simply plug and play. Specification:Packing Size: 13×8.5×5cm / 5.12×3.35×1.97in Weight: 52.9g / 1.87oz Material: ABS Color: Black Instructions:1.Insert this product into your car’s cigarette lighter socket; the screen will display the car battery voltage. 2.It can be used with 12V cars and SUVs, as well as 24V trucks and buses. 3.The meaning of different voltages can be seen in the image above. Note: Due to differences in batteries, alternators, and stabilizers in different car models, the meaning of different voltages will vary. This product only displays the battery voltage. Package Includes:1×3 in 1 Voltmeter Thermometer with USB Port

• Precision Digital Display: Features a high-definition LCD screen for clear voltage and temperature readings at a glance. High brightness, low power consumption, and excellent visibility even in dark car interiors or at night. Temperature is shown in red, and voltage in green for easy distinction
• Voltage Measurement: Simply plug in and instantly view the voltage reading. Monitors car battery status in real time to prevent excessive power drain and avoid startup failure. If voltage drops below 12.5V, stop using the electrical devices to help maintain reliable vehicle startup
• Temperature Measurement: Equipped with an external temperature sensor with a measuring range of -10~80℃. For accurate temperature measurement, gently adjust the sensor away from heat sources like sun-exposed areas or hot engine parts to ensure reliable temperature monitoring
• Convenient USB Port: Built-in 5V/2.1A USB output, this car battery thermometer doubles as a car charger for smartphones and other mobile devices.. The stable power output ensures safe and fast charging, combining practical vehicle monitoring with daily charging convenience in one small device
• Universal Compatibility: Enjoy hassle-free plug-and-play functionality with all standard 12V/24V cigarette lighter sockets—compatible with cars, vans, trucks, RVs, caravans, and boats. No complex wiring, tools or professional installation is needed—simply plug and play