Download the CCM-202B datasheet PDF.
This datasheet also includes the CCM202B variant, as both parts are published together in a single manufacturer document.
CCM-202B Specifications
Display contents : 20 Characters × 2 Lines Character format : 5 × 8 dots Driving duty : 1/16D Provided version : TN, STN Reflective With EL or LED EL/100VAC, 400Hz; LED/4.