DC 4-100V Voltmeter LED Digital Display Car Voltage Current Meter Round Volt Detector Tester Two-wire Mini Voltmeter _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ DC 4-100V Car Voltage Current Meter LED Digital Display Volt Detector Tester Round Multimeter Panel Two-wire _x000D_ Features: _x000D_ 1. High Quality: Car voltage current meter adopts the latest imported chip header, CE and RoHS certification to ensure more stable and safe product quality. _x000D_ 2. Convenient Connection: Volt detector tester is equipped with 2 wires, which is convenient to connect the order without additional power supply, and directly uses the measured voltage as the power supply. _x000D_ 3. High Performance: Multimeter panel is high precision, low starting working voltage, minimum 3.8V, with reverse connection protection, reverse connection without burning, and fine adjustment function. _x000D_ 4. Work Range: Voltmeter measuring range DC 4V-100V/AC50V-500V,power supply range: DC 4V-100V/AC 50V-500V. _x000D_ 5. Satisfaction Guarantee: We strive to provide each customer with the highest standard of customer service to ensure you have a pleasant shopping experience. If you have any issues, inquiries or need assistance, please feel free to contact us directly. _x000D_ Specification: _x000D_ Certification: NONE _x000D_ Origin: Mainland China _x000D_ DIY Supplies: ELECTRICAL _x000D_ Display Type: Digital Only _x000D_ Operating Temperature: -10-65 _x000D_ Model Number: Voltage Meters _x000D_ Material: plastic+electronic components _x000D_ Type: digital voltage measuring instrument _x000D_ Measuring range: DC 4V-100V/AC50V-500V _x000D_ Power supply range: DC 4V-100V/AC 50V-500V _x000D_ Minimum start: 3.8V _x000D_ Allowable error: 1% _x000D_ Input impedance:>100Kohms _x000D_ Working current: red