What's in the box:

1 X Water Temperature Meter Gauge with Sensor for Auto Car 2 Inches 52mm 40~120Celsius Degree Blue Light, White

Features:
Used to measure the water temperature of automobile.
Numbers and pointer clearly show the water temperature.
Blue light on the dial for easy reading in the darkness.
Measurement range is 40~120Celsius Degree.
High sensitivity and easy operation.

Specifications:
Color: Silver
Unit: Celsius Degree
Measurement range: 40~120Celsius Degree
Power: 12V DC, Max. 0.3A
Sensor mounting thread: NPT 1/ 8 "
Water temperature meter size: 5.7 * 5.8cm / 2.2 * 2.3in (diameter * height)
Water temperature meter weight: 60g / 2.1oz
Package size: 17 * 12 * 7.8cm / 6.7 * 4.7 * 3.1in
Package weight: 215g / 7.6oz

Package including:
1 * Water Temperature Meter
1 * Sensor
1 * Bolts Pack