Intelligent Folding Portable Scientific Function Counter Solar Calculator with LCD Writing Notepad

This 3" 1 Calculator is made of LCD and ABS with silicone keys, with 6" LCD handwriting screen notepad, simple and convenient for recording and drawings. Dual power supply of 2 button batteries and solar energy, long-lasting battery life. Repeat writing LCD screen no ink and no dust, which is eye protection and environmental friendly. With an erase button, you can clear the full screen with a click. Suitable for students, teachers, and business personnel. 3.07" W x 6.3" H x 0.5" Thick