No worries about batteries running down in this calculator or that the light wont be strong enough to power it up! This unique desk tool runs on ordinary tap water. Its a cost-saving, convenient alternative to conventional batteries simply fill the replaceable battery with a few drops of water for 2-3 months of use. When the display starts to fade, just add more water! The water-powered battery lasts a lot longer than alkaline batteries and wont pose a threat to the environment. With all the features of a standard calculator, this innovative version is a practical accessory for home, the office or school.

Product Size : ( 86) cm x (19 ) cm x ( 130) cm

Material : ABS

Colour : any color

Max. Imprint/Decoration Size :

Packing Details : ( 72) pcs/ctn, (310 ) cm x (280 ) cm x (285 ) cm/ctn, GW: (6 ) kgs

Safety Standard :