Manual Counters 2 X 3.25 X 12.25 Inch, 8-Key Differential

Features

• Easy-to-read numbers
• Right and left reset knobs
• Non-slip bottom
• Strip chart of mature and immature forms
• Acid-resistant, high-impact plastic body
• Lightweight and portable
• Small footprint on lab bench
• Durability provides for years of service
• Bell alarm notifies of 100th cell counted