Our custom liquid-filled "floater" calculator more simply advertises your logo and message with an interactive liquid-filled chamber complete with a single 2-D stock "floater" available in square, oval, or round shape with a 1-color logo imprint. Your logo is also printed in a single color inside the clear acrylic oval window below the LCD display. Unit features a full function 8-digit calculator with memory, soft-touch rubber keys, a jumbo size LCD display, and unit features auto shut-off. In addition, each has an easel back for tabletop display. Available with metallic silver back and trim, and your choice of front case color. Each operates on a single button cell battery (LR44) included. Gift Boxed.