Overview: Compact and reliable 0.28-inch digital voltmeter with green LED display for accurate DC voltage readings from 3.5V to 30V in various electronic applications. Key Features: - Bright green LED for high visibility in all lighting conditions - 2-wire connection simplifies installation and power supply - Wide voltage detection range ideal for battery monitoring - Compact 0.28-inch panel mount design fits tight spaces - Reverse polarity protection for safety and durability Technical Specifications: - Voltage Range: 3.5V to 30V DC - Display: 0.28 inch 3-digit LED, Green - Connection Type: 2-wire - Measurement Accuracy: ±(1% + 1 digit) - Power Supply: Same as measurement voltage - Dimensions: 3.1cm x 1.4cm x 1.1cm Applications: - Battery voltage monitoring in DIY electronics - Automotive and motorcycle voltage detection - Rduino-based electronics projects - Solar energy systems - Power supply testing and diagnostics

• Reliably built with reverse polarity protection and durable components, this voltmeter delivers consistent long-term performance in a range of voltage tracking applications.
• Perfect for integration into Rduino projects or custom control panels, this voltmeter adds functional monitoring capabilities to your designs or installations.

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