2-in-1 Digital Water Temp Gauge & Voltmeter | 12V 24V KKMOON

KKMOON 2-in-1 Digital Water Temperature Gauge & Voltmeter for Cars & Trucks

Keep a close eye on your vehicle's health with this KKMOON 2-in-1 Round LED Digital Water Temperature Gauge and Voltmeter. Designed for 12V and 24V cars, trucks, and motorcycles, this compact dual-function gauge delivers real-time coolant temperature readings and battery voltage monitoring in one easy-to-read digital display. Stop engine overheating and electrical problems before they become costly repairs.

Why You'll Love It

• Dual Monitoring in One Unit – Simultaneously tracks water/coolant temperature AND battery voltage, saving dashboard space.
• Bright LED Digital Display – Available in blue or red backlight for clear, intuitive readings day or night.
• Built-In Flashing Alarm – Display flashes instantly when readings go out of safe range, warning you before damage occurs.
• Wide Voltage Compatibility – Works with 9V–36V DC power supply; ideal for both 12V cars and 24V trucks or vans.
• Anti-Vibration & Anti-Bump Design – Stable, accurate performance even on rough roads.
• Low Power Consumption – Efficient electronics that won't drain your battery.
• Easy Installation – Includes bracket and 10mm thread temperature sensor for straightforward mounting.

Specifications

• Brand: KKMOON
• Display Type: LED Digital (Blue or Red)
• Material: Plastic
• Temperature Sensor Screw Diameter: 10mm
• Compatible Vehicles: 12V / 24V Cars, Trucks, Motorcycles
• Power Supply: DC 9V – 36V
• Unit Size: 72 × 65 × 65 mm (2.8 × 2.6 × 2.6 in)
• Unit Weight: 129g (4.6 oz)
• Package Size: 105 × 80 × 70 mm (4.1 × 3.1 × 2.8 in)
• Package Weight: 175g (6.2 oz)
• Country of Origin: Made in Mainland China

What's in the Box

• 1 × 2-in-1 Car Gauge with Temperature Sensor
• 1 × Mounting Bracket

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For more information on vehicle electrical system safety and monitoring best practices, visit the NIST Automotive Technology Resources.

Frequently Asked Questions

Q: Is this water temperature gauge and voltmeter compatible with my motorcycle?

A: Yes! The KKMOON 2-in-1 digital gauge works with any 12V or 24V DC vehicle, including cars, trucks, and motorcycles. As long as your vehicle's electrical system operates within the 9V–36V DC range, this gauge is compatible.

Q: What does the flashing alarm on the digital gauge indicate?

A: The built-in flashing alarm activates whenever the water temperature or battery voltage readings go outside of the preset safe range. This visual alert helps you respond quickly to potential overheating or electrical issues before they cause serious damage to your vehicle.

Q: How difficult is it to install the temperature sensor and gauge?

A: Installation is straightforward. The kit includes a 10mm threaded temperature sensor that fits most standard coolant ports, plus a mounting bracket for the gauge unit. Basic automotive DIY experience is sufficient — no special tools required beyond common hand tools.

Q: Can I choose between blue and red LED display colors?

A: Yes, this gauge is available in both blue and red LED backlight options. Simply select your preferred color at the time of purchase.