we got one a few years ago for same type work and it's a dandt. Called a "Euro-Pro" model EP035 http://www.sharkvac.com

this newer model is close to what we have:

 Shark® Cordless Pet Perfect™ II Hand Vac
Most Powerful 18 volt cordless hand vacuum available1
Extra-large detachable motorized brush removes pet hair and ground-in dirt
Includes a crevice tool, dusting brush, and deluxe charging stand