Calculator 12 Keys True Solar Sun Power Suitable For Finance Supermarket Accounting Office Can Hold Batteries Product Description: Feature: Quantity: 1Pcs Color: P-ink Material:ABS Product size:14x12x3cm/5.51x4.72x1.55in Packing size:14.9x12x3.9cm/5.9x4.72x1.57in Net weight:150g/0.33lb Gross weight:160g/0.35lb Display digits: 12 Whether it is a gift: Yes, business gifts Suitable battery：Two power supply Descrition: Two kinds power supply: The top of the calculator is equipped with a solar panel, which means that in full sunlight, the calculator can be automatically powered by solar energy, thus extending the life of the battery. When there is no or insufficient sunlight, users can also use the battery as a backup power source to ensure the continuous use of the calculator. Although this calculator has solar power and multiple functions, it is relatively affordable and cost-effective for people to buy and use. Friendly: By using solar power as one of the power sources, the calculator reduces its on batteries, helping to minimize battery consumption and waste generation, which is the concept of nature friendly Long Standby Time: With both solar power and battery power, the calculator can remain on standby for long periods of time when not in use, eliminating the need for frequent battery changes or recharging. Easy to use: The calculator has a good design, reasonable key layout, clear display of numbers and symbols, and is easy to read and operate. Meanwhile, a variety of function keys, such as plus sign other sign, multiplication symbols, etc., can meet the needs of users to perform a variety of calculations. Good stability: With the electronic display, the calculator shows clear and stable, and is not easily affected by external light or angle. At the same time, the buttons feel comfortable and responsive, which ensures that the user gets a good experience of using the calculator. Thanks to its multiple functions and easy-to-use design, this calculator is suitable for a variety of such as study, work, supermarket, accounting, business, etc., to meet the needs of different people. Package Content: 1 x Calculator calculators desktop scientific calculator desk calculator calculator small Elementary Calculator Smart Simplest Operation for Home Office School Kids Adults