Китай оптовая продажа с фабрики 12 цифр ЖК-дисплей на солнечных батареях бамбук научный

Unique bamboo design with a warm and natural texture 

Handmade and crafted from responsibly sourced bamboo. 

This product is 18 keys bamboo calculator. 

Using both solar panel and button battery, double intelligent power supply. 

Full bamboo carbonizes natural color. 

Automatic Shutdown After after 12 minutes no operation to entering power saving mode. 

Applicant: Used for daily financially add, subtract, multiply and divide backspace function. 

Makes a great gift for any businessperson

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 material shell & sensitive keys
Multifunctional keys like checks & mathematical keys
Super tactile keys with natural Bamboo feel, you will love it
Dual intelligent power supply - Solar & Battery
12 Digits clear big display comfortable angle & backspace key
Exquisite design, carved numbers won't disappear because of long time usage
Minimalist, biodegradable natural bamboo materials
Auto turn off for power saving, long-lasting & durable

Eco-friendly bamboo shell with tactile keys, exquisite design, and the carved numbers won't 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.

Material: Eco-Friendly Bamboo from sustainable forestry

Bamboo is supernatural material absorbs 35% more carbon dioxide per hectare than equivalent trees. Most bamboo grows well without the use of pesticides or fertilizers and so growing it doesn't contribute to these chemicals entering groundwater. Of course, it is also biodegradable.

Bamboo reaches maturity fast in 3-5 years, less water requires than trees to grow and produced more oxygen. Excellent natural strength and durable. It does not require heavy processing with machines and chemicals.