JAMHER 4 Pieces DC 4V-100V Voltmeter Gauge, Car Voltage Gauge LED Digital Display for Cars Vehicles Motorcycles Boats (Red)

Description

• Digital Voltmeter Display: Precise 3-bit LED digital display, providing an accurate reading to avoid car battery damage.
• Real-time Test: This battery monitor can measure and display voltage data in real-time, allowing you timely grasp the state of battery voltage between fully charged and discharged of this dc voltmeter. If the positive and negative poles are connected in reverse, the device will not burn out, but there will be no display
• Compact and Easy Installation: Compact size allows for convenient installation in tight spaces, saving time and effort.Space-saving design, hassle-free installation, perfect for various vehicle types.
• Measuring range: DC4-100VThe voltage gauge fits most kinds of voltage vehicles, such as automobiles, golf carts, motorcycles, buses, caravans, trailers, ships, boats, yachts, and more
• NOTE: The input voltage must not exceed 100V, too high a voltage will cause irreparable damage to the product.

Specifications:
Display mode: 3 Digit round LED tube.
Display color: Red.
Cable length: 20 cm.
Dimensions: Diameter 33.8 mm.
Hole size: Diameter 30 mm.
Operating temperature: -10-65.
Measuring range: 4V-100V.
Power supply range: 4V-100V.
Minimum start: 3.8 V.
Tolerated error: 1%.
Input resistance: > 100 K.
Operating current: <12mA.
Refresh rate: approx. 300 mS/hour.

Product Features:
1. This voltmeter can accurately measure DC voltages from 4V to 100V. If it is lower than 4V, it cannot be displayed and if the input voltage is higher than 100V, it may be damaged by permanently.
2. Reverse polarity protection, positive and negative connections do not burn, reverse polarity cannot be displayed.
3. LED DC digital voltmeter head display for measuring voltage., easy to read even in the dark.
4. 3-digit LED digital display DC 4V-100V, helps you keep battery voltage status updated between full charge and discharge with this DC voltmeter.
5. Widely used in automobiles, motorcycles, bicycles, substation automation, distribution automation, test equipment, voltage regulators, etc.

Note: The input voltage should not be higher than 100V, otherwise it will cause burnout.

The package includes:
4 x DC 4-100 V digital voltmeter (Red).
4 x Quick connection terminal.

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