Below is a "Character Counter" tool used to calculate the number of characters for "Window Title Tags" and "Meta Description Tags".  (NOTE: spaces count as characters)

For the best optimization of your website the "Window Title Tag"  should be between 60 to 64 characters in length (no less then 60 and no more then 64 characters).

For the best optimization of your website the "Meta Description Tag"  should be between 160 to 250 characters in length for best results 160 charcters is the norm, (no less then 160 and no more then 250 characters).