What is level 1 & level 2

Level 1 means where a trader can see the bid & ask price & the size. A trader can also see the last price & last size.


Level 2 is more detail ,a trader can see the highest bid & size, lowest ask & size.

On the left we can see open buy limit orders which is called bid, starting with the highest price. On the right we can see the ask prices, which are open sell limit order arranged starting with the lowest.Next to the bid & ask price we can see the size .