Wraith stunner pistol

From The Stargate Omnipedia

Wraithstunnerpistol.jpg
Smaller version of the Wraith stunner rifle, but with the same strength in stunning prey. Wraith pistols are far less cumbersome than the rifles and are often preferred over the rifles. It is not known whether their smaller size delivers a proportionally less effective blast.

KEY EPISODES

The Siege, Part 3 - Wraith warriors wield stunner pistols inside the city of Atlantis.
Runner - Ford possesses a stunner pistol and uses it to threaten McKay into compliance.
The Hive - Shots are fired between Wraith and Ford's coalition, as his people board a hive ship in a joint mission with Colonel Sheppard's unit.
The Long Goodbye - When an alien consciousness possesses Dr. Weir and continues its long war with its enemy, it arms itself with a stunner pistol.