เครื่องคิดเลขพลังงานแสงอาทิตย์และแบตเตอรี่ 12 หลักเครื่องคิดเลขมัลติฟังก์ชั่น

Features:
Multi-functional electronic calculator not only with 4 standard arithmetic functions but also supports functions of square root percent memory subtraction/ addition memory clear/ recall check etc.
Eco-friendly bamboo shell with 29 keys exquisite design and the carved numbers wont disappear because of long time usage.
Large LCD display 12 digits calculation power clear and accurate ideal for daily use.
Using both solar panel and button battery double intelligent power supply: generally using solar power when solar power is used up using button battery instead.
Pressing AC or ON key to turn on the power it will automatically turn off if no operation in 12 minutes to enter power saving mode.

Specifications:
Material: Bamboo
Digits: 12
Keys: 29
Functions: add subtract multiply divide backspace square root percent M-(memory subtraction) M+(memory addition) MRC GT CE(clear enter) AC(all clear)
Item Size: 13.5 * 17.5 * 2cm / 5.3 * 6.9 * 0.8in
Item Weight: 285g / 10.1oz
Package Size: 18.5 * 14 * 4cm / 7.3 * 5.5 * 1.6in
Package Weight: 345g / 12.2oz

Package List:
1 * Calculator