Are you worried about cell counting? 

If conducting cell experiments where accuracy and time are important, we would like to introduce to you Scepter™ 3.0, a coulter-based cell counter.

The Scepter™ 3.0 cell counter is the only coulter-based cell counter that can be easily held and used by hand. Experience the Scepter™ 3.0, which adds the accuracy of the coulter method, with the simplicity of holding and testing with one hand and the advantage of being able to perform experiments quickly.