Mini DC Digital LED Voltmeter – 3V-30V Range with Bright Display

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  • ✅ Voltage Range: DC 3V to 30V (auto-powered from input voltage)
  • 🔁 Display: 3-digit, 0.56” LED (Red / Blue / Green options)
  • ⚡ No external power supply needed
  • 🔄 Refresh Rate: ~300ms per reading
  • 🔋 Low Current Draw: Red < 23mA, Green < 18mA, Blue < 13mA
  • ❌ Reverse Connection Protection – prevents damage
  • 🔥 Ultra High Withstand Voltage: Up to 132V (max safe input)
  • 📏 Resolution: 0.01V (<10V) / 0.1V (>10V)
  • 🎯 Accuracy: ±1% ±1 digit
  • 🌡️ Working Temperature: -20°C to 65°C
  • 📐 Dimensions: 48 x 29 x 22mm
  • 🛠️ Panel Cutout Size: 46 x 27mm
  • 🔌 Input Impedance: >100kΩ
  • 🔌 Lead Wire Length: 20cm
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The Mini DC Digital LED Voltmeter from SHEHZAD ELECTRONICS is a compact, high-precision voltage measurement tool designed for monitoring DC circuits. Featuring a bright red LED display and a wide 3V to 30V measurement range, this voltmeter is perfect for power supplies, battery packs, automotive diagnostics, and DIY electronics projects. Its simple two-wire connection (red for positive, black for negative) makes installation effortless, while its durable construction ensures reliable performance in various environments.

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