Electronic pen counts and stores all marked answers, then calculates the percentage score at the push of a button

Technical Details

Size (LWH): 8.4 inches, 3.3 inches, 1.9 inches
Product Details
Product Dimensions: 8.4 x 3.3 x 1.9 inches
Shipping Weight: 0.25 pounds (View shipping rates and policies)
ASIN : B0016WFJK2