IP20

Provides protection only against solid objects larger than 12–50 mm. It does not protect against water and is suitable for living rooms, bedrooms, and offices.

The current rating indicates how much electric load the socket can safely support. The higher the value (in Amperes – A), the more powerful devices it can supply.

16

The most common option, suitable for most electrical appliances such as the refrigerator, washing machine, microwave oven, coffee maker, and vacuum cleaner.

230

The modern European standard for household and professional appliances. It covers devices such as the washing machine, the stove, the television, the computer, and various small appliances.

The nominal voltage indicates the voltage at which the USB port operates. 

5

The standard operating voltage for most USB devices. Ideal for smartphones, tablets, headphones, powerbanks, and small electronic devices.

2.4

Supports faster charging for smartphones and tablets. Suitable for larger batteries or devices with fast charge.