The QK2000 G6 diaphragm gas meter is designed for commercial and light industrial natural gas and LPG flow measurement. It features a high-strength aluminum alloy body with a white epoxy coating, durable brass inlet and outlet connections, and a high-precision digital display with a unique serial number and barcode for easy identification and tracking. Compliant with national and international gas metering standards, it offers excellent measurement accuracy, wide flow range, and long service life, ideal for restaurants, hotels, small factories, and commercial buildings.