ITEM NAME:Mini 0.56in LED Digital Display DC 0-10A Ammeter Amp Panel Meter (Red) Product Description Description: Features: 1. High-precision measurement of DC 0-10A current, no extra supply for 4.5-30V; 2. Simple wiring, with anti-collision shell design, dust-free workshop production, imported original chip. 3. Low-start operating voltage, reverse-connection protection, reverse-non-burning, and fine-tuning function. Specifications: Input voltage: 4.5-30V Measuring range: DC 0-10A Current measurement error: 1% Working current: