1.Product name: water power calculator
3.Water power, not button cell or battery or solar power.
4.Ecological calculator, prefect promotional products.
5.Your Logo can be printed in the head.
6.Eight-digit LCD display.
7.Inner white box packing
8.Lead time is 25days after sample confirmation.
9.Unit size: 12.1 x 8.7 x 1.8cm Carton: 46 x 24 x 18cm for 120pcs of 9.5kg