Achieve quick and accurate current monitoring with our brand new 20A Analog Panel Meter Ammeter. Designed for easy DIY installation, this white ammeter is an essential tool for your electrical projects. Key Features: Easy to Read: Clear display for quick and accurate readings. Simple DIY Installation: Comes with screws for hassle-free setup. Measurement Range: DC 0 - 20A. Power Source: Tested and powered directly from the device. Color: White. Dimensions: 55 x 63 x 55 mm or 2.16 x 2.48 x 2.16 inches. Important Note: This product requires connection with a shunt resistor, which is NOT included. Please ensure you have a compatible shunt resistor for proper operation. Package Content: 1 x DC Ammeter 0-20A. Please Note: Screw colors may vary (randomly selected). Due to lighting and screen differences, the item's color may appear slightly different from the pictures. Manual measurement may result in a 1-3 cm error.