This is a cold water meter, which is made of materials, durable and can be used for a long time. Easy to install, can be easily applied, and bring you convenience. The design is reasonable, the digital and pointer are clear and intuitive, and easy to read. Rotary wing design, safe and durable, convenient and practical, is your good water meter choice. Features -Color: Blue. -Material: Alloy+Glass+Copper. -Size: About 11.50X8.50X7.50cm/4.52X3.34X2.95inch. - Working temperature: 0 degree centigrade~40 ( degree centigrade) - Boundary flow: 1.5 ( / h) - The minimum reading: 0.0001 - Pressure Level: PN1.6 - : 1.5 /h. - nut: 1/2" & 3/4" - Temperature applicable: 0-30 degrees Celsius - The counter has arbitrary rotation function which bring convenience to the meter reading. - Install a lead seal to prevent water from stealing. - family use. It is the perfect present for family and friends. - Degree standard, small error. The design is reasonable, the pointer is clear and intuitive. - That means the product is qualified, It can also prevent tampering and increase safety. Package list: 1 x Cold Water Meter