Shake and calculate!

This hand sized calculator will never need batteries. Kinetic engergy is the only power you'll ever need! Just shake to recharge it. Large display calculator with raised rubber keys and comfort grip.

20-25 Shakes give you about 10 minutes of use.

Item Size: 5 3/8" x 6 1/2"
Imprint Size: 2" x 1/4"

$8.50