It comes with packaging, manual, wiring, bracket, and probe. - Digital screen and LED in green, orange to red. - Auto-sweep of the LEDs when turned on. - Diameter 52 mm. Depth 36 mm. - Battery monitoring function: display of vehicle voltage for 30 seconds when turned on and then every 10 minutes. If the voltage is below 11V, the red alert LED lights up. - Visual alarm: All LEDs flash if the reading is below 40°C or above 98°C for more than 3 seconds. - Accuracy: 1 °C. Range of measured values: 20 to 150 °C. - Probe with 1/8-27NPT 10 mm conical thread. - A Tee connector (not included) in the cooling hose facilitates installation.