Shinwa Hourglass 3 Minute Counter 70551 1 pc

Catalog number: 70551 Features: ● Convenient for measuring approximate time such as brushing your teeth, instant ramen, phone talk time, and training. Uses: ● Used to measure approximate time Specifications: ● Maximum timekeeping: 3 minutes ● Accuracy: within ±30 seconds ● Precision: within ±30 seconds Materials/Finish: ● Body: wood, glass ● Sand: glass Caution: ● Please use as a guide only.