... foldable 3.real solar battery,8 digital 4.customized logo can be printed 8 digit solar flexible silicone calculator on hot sale1.made ... the back part of the silicone calculator,dual power(solar power+1pc AG10 Button Battery)Size 153*96*8mm,130*80 ... ( UPS,DHL,TNT,EMS,FEDEX)Feature1.8 digit LCD display, solar power calculator, mini and pocket calculator, silicone gel calculator2. Compact and foldable ...