OSALO OS-6815 Large Screen ABS Desktop Calculator Solar/Battery Dual Power 12 Digit Office Calculator - Gold •With a large HD 12-digit LCD display for easy reading •The electronic calculator supports solar power supply and battery power supply •Made of quality ABS material,with large keys,durable to use •Designed with rubber feet pads at the bottom,prevents sliding while in use •Suitable for many occasions: business,financial,office,shop,home,school,and more Specification: •Product size: 185*156*41mm •Material: ABS •Dual power supply: solar or 1 x AA battery (battery not included) •Note: • It is recommended to install the battery to avoid insufficient light,resulting in an incomplete display. Package included: •1 x Calculator •1 x English and Chinese User Manual