DIY electronics folks and automotive enthusiasts, this Baomain analog ammeter is exactly what you need for monitoring current in your electrical projects! The DH-65 model features a clear, easy-to-read scale that shows AC current from 0 to 20 amps with class 2.5 accuracy, which is plenty precise for most applications. The round design measures 3.1 inches in diameter by 1.4 inches thick, making it compact enough to fit in various panel setups without taking up too much space. What's really handy is the fine-tuning button that lets you calibrate the dial for perfect accuracy. The white and black color scheme looks professional and is easy to read in different lighting conditions. Installation is straightforward with the 3.3mm female thread diameter and included 3.9x10mm screws - just mount it in your panel, wire it up, and you're good to go. I've used these in everything from custom power supply builds to automotive charging system monitors, and they've provided reliable performance every time. The needle movement is smooth and responsive, giving you instant visual feedback on current flow. Whether you're building electrical test equipment, monitoring circuit loads, or creating custom automotive gauges, this analog meter delivers that classic, reliable performance that digital displays just can't match. The construction feels solid at 94 grams, not flimsy like some cheaper meters. Seriously, if you need an affordable, reliable current meter for your workshop, vehicle, or electrical projects, this Baomain ammeter provides accurate readings and durable performance that professionals and hobbyists can both depend on.