Features: 1.Solar Powered Design: The car clock features the rechargeable battery whose power supply is solar powered mode, and it features the solar panel + high temperature resistant battery power supply, which can be pasted and fixed without wiring. 2.Practical in Use: The car clock features the vibration sensor for automatic switch on and off, and the clock automatically detects the vibration state of the car, and it turns on automatically. 3.Heat Resistant Shell: The shell of the car clock is made of high temperature resistant material, which makes the clock suitable for the internal environment of the car, without worrying about summer exposure. 4.Brightness Adjustment: The car clock features the high temperature LED digital tube display, daytime and nighttime are clearly visible, with automatic brightness adjustment, soft at night, bright in the sun. 5.Temperature measurement instructions: The temperature probe is behind the clock, and it measures the temperature of the host's working environment (the temperature of the center console is generally much higher than the average temperature in the car). Specifications: Material: ABS (Light) Color: Green, Blue, White, Warm Light Function: time(12/24 hours) + date + week + temperature Battery: Built-in battery Charging hole: MicroUSB When charging: red light is displayed When fully charged: green light is displayed Brightness: 3 levels, automatic adjustment Size: (Approx) top L x Bottom L x W x H: 9.4x10.6x7.3x1.5x2.3cm/3.7x4.17x2.8x0.59x0.9inch Package Included: 1 PC x Car Solar Powered LCD Clock 1 PC x Charging Cable 1 PC x English manual