Manual Braille machine features: 1. Entirely mechanical, green 2. Simple and does not require any training to use equipment 3. The use of flexible, can be printed anywhere on the card 55A series Braille machine: A~Z uppercase 0~9 number sign (large) 0~9 character (small) ?,. $ And () NO./and other commonly used symbols 55 characters, designed for credit card set Gauge, all font and character size for a credit card private