BTL-388 12 digits standard function basic pocket calculator with mini size is suitable for your business travel use. This dual powered calculator provides the basic functions with easy-to-press buttons.
BTL-388 12 digit Standard Function Basic Pocket Calculator is a mini size and easy-use pocket calculator. Super compact the BTL-388 can fit in a briefcase, wallet, pocket, or purse and has the features you’ll need. The large 12-digit display is easy to read in any environment.
★Solar & Battery Dual Power Source
The basic calculator works on solar power and has a 1.5v battery (AA included) as a battery back up and has an automatic power-off.
★Main Functions
The simple portable calculator performs the major basic functions including addition (extra large key), subtraction, multiplication, and division & percentage.
★Package Includes
1* BTL-388 Simple Calculator
1* Specification
If you have your own design to make, we can develop the new mould, as well as develop a new IC for the functions to fully meet the requirements. All the details on the calculator can be customized.
Package Details:
1. Are the battery’s already in the calculator?
Yes, the battery is already in.
2. Do the keys click when pushed or are they mushy/silent
The keys move cleanly and tap as they register. Definitely not a “mushy/silent” action
3. Is it solar powered?
It has “two-way power”, i.e., it is solar powered with a battery back up, so it works in any light. It is a very nice calculator.
4. Does it have a Back Button？
Yes. it has a back button, as well as an OFF button.
5. Does it auto power down when not in use?
Yes, it supports the Auto Power Off function, you can leave it and it will turn off automatically.
6. What size battery does it use?
1AA battery required.
7. Are the buttons hard plastic or soft rubber?
The calculator is a hard plastic one, but very comfortable.
