Welcome to the operator manual of the CL-150. This calculator has a release date of 10/3/23

This calculator has 12 buttons on its keypad for input of numbers, ranging from 1 to 12. The calculator can only perform addition at the moment. Zero is not on the keypad since it is pretty useless and you would just not put an input for that register.

Numbers:
1-12 to input a number ranging from 1 to 12

Register

There are some buttons that say S, C, 1, 2
These are seperate from the keypad to the left.

Operation:

Clearing the input(s)
Press "C" and wait for a time up to 15 seconds to ensure full clearing

Sending your input

Press "S" to send your input and tell the calculator to wait for you to press "="

Adding numbers:

Press "1" on the secondary keypad, then wait up to .1 seconds to put in your number, then press "2" and wait up to .1 seconds to put in your second number. Once you are ready, press "S" and wait up to 1.5 seconds to put in your next input. After pressing "S" please press "=" and wait up to 2.5 seconds for your final output.