Clear the calculator. See through the display and enter the promotion! The product is a truly unique ultra-thin solar calculator with a large digital display. The calculator has a transparent calculator body with solar power. It can be submitted as a gift during a meeting or conference. Use this solar calculator for your promotions. With an overall size of 4 3/4"L x 3 3/16"W x 1/4"H, this eco-friendly calculator features a clear design with an 8-digit display. It is an ideal accessory for school or office. Available in a variety of colors, with a company name and logo on the surface to maximize the brand's appeal. Add this solar souvenir to your new collection, minus the transparency of your competitors. Cute and easy Portable. If you are interested in our products, please contact us. Add a custom stamp to suit your needs and attend the next trade show.