Compatibility: The water meter is designed to suit Valves holes that is larger than 10mm and hole that is within 6.5mm Portable: The water meter is of small size and weight that can be easily taken to any places to use Fine Replacement: The water meter is the fine replacing when the old get Plated: The Valves is made with high requirement and fine plated to be anti-corrosive, which is a good Fine: The water meter front Valves is of iron made, which features great durability, Manufacturer: Kaeltsyn