Does the Airsoft Gas Pistol I'm looking at use cartridges?

Question

if so, what kind, where can i find them, how much

It is a non blowback gas pistol

A UHC USP to be exact

Is this a good gun to get?

http://www.airsplat.com/Items/GP-UG-161B.htm

Answer 1

Get this one my friend has it and its the best pistol i can find online for a price range under 100$

http://www.airsplat.com/Items/GP-302BH-M...

-really accurate and fast

comes in silver or black