Sper Scientific 810044 Digital Hourglass offers the simplicity of an hourglass by starting the count down as soon as it is turned over. The duration of the count down is adjustable to any interval between 1 second and 100 minutes. Count Up Channel: 0
Count Down Channel: 1
Range: 100 Minutes
Resolution: 1 Second

Technical Details

Size (LWH): 4 inches, 2 inches, 2 inches
Product Details
Product Dimensions: 4 x 2 x 2 inches
Shipping Weight: 0.1 pounds (View shipping rates and policies)
ASIN : B001EUB4LY