Features: Automatic: With Statistical reading, automatic power off and the counter can be cleared to zero. High quality: It is made of ABS plastic material with good resistance to falling, durable material. Easy to use: Scroll count and low-noise operation. Scroll down the thumb to start counting with the smooth roller. Wide use: Used for all kinds of meditation relaxation, decompression, active fingers, etc. Portable: Mini sized counter is light weight, so it is easy to carry. Specifications: Material: ABS Size: As Picture Shown Battery: built-in button battery Color: color random delivery Package Includes: 1x Digital Counter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.