The freezer light will allow you to see inside the freezer more clearly.
2.has top energy efficiency rating
The appliance is either Energy Star Certified, or has an EU energy efficiency rating of A++ or A+++. This means it consumes around 20-30% less energy than is required by the minimum local standards for energy efficiency.
A reversible door is useful if the machine is in a corner, so you can make it open more conveniently. It also means the door is easy to remove and can be replaced if needed.
4.annual power consumption
The more power per year a device consumes, the less energy efficient it is, making it more costly over time.
Audible noise is the noise that a device produces while in operation. Reduced audible noise improves quality.
6.There is the option to adjust the height of the machine
You can adjust the height of the machine which means that if the floor is uneven you can level it out.