Features: Easy to install. Pressure range: 0-10 bar. Temperature range: 0-120°C. Suitable for underfloor heating systems. During installation, please do not use the hand wrench head in a straight line (pressure gauge movement, silk, table lamp, in the same line, with hand pulling (head rotation, due to unevenness may cause deformation of the pressure gauge structure, damage effect use effect and internal structure or old direct damage to rings, please outside a wrench). Specifications: Material: Plastic Thread: G1/4 External thread diameter: 12.5±0.3 mm Internal thread diameter: 11.5±0.3 mm Pressure range: 0-10 bar Temperature range: 0-120 ℃ Note: Installation on home water distributor 1. First find the mounting hole on the water distributor and measure the size of the inner thread with a caliper 2. Determine if a thermometer can be installed and then use a wrench to tighten the thermometer to observe the pressure and temperature Note: Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Temperature Pressure Gauge