This radiator cap is designed with water temperature gauge, which shows whether it is the safe temperature to open the radiator cap. It is easy to install. Just take the old cap out, and bolt on this one.

Features:
Combines a radiator cap with a temperature gauge.
Measure coolant temperature to tell if it is safe to open the radiator cap.
With red silicone seal for better adaptation.
Direct bolt-on installation.
Fits for Truck Forklift Trailer and Other Large Vehicles.

Specifications:
Pressure: 0.9BAR;
Color: Blue;
Material: Aluminum alloy;
Package Size: Approx. 9 8 5cm / 3.5 3.2 2in;
Package Weight: Approx. 96g / 3.4oz;

Package List:
1 Thermostatic Radiator Cap