Klarna offers 2 options :

Pay later

Make your purchase today so you can try before you buy. Only pay for what you keep. Pay up to 30 days later. No interest. No fees. No impact credit score.

Pay in 3

Spread the cost of your purchase into 3 interest-free instalments. The first payment is made at point of purchase, with remaining instalments scheduled automatically every 30 days.
For more info click on : Klarna