LEDs | Meaning |
Green | Reader is fully charged with the power cable connected. |
Blue | (flashing) The reader is charging. |
Yellow | Reader’s battery level is low (10-20% remaining). |
Red | Reader’s battery level is critically low (1-9%) or drained (1%). |
Grey | Reader is off, or is on w/ the power cable disconnected. |
To prolong the rechargeable battery life, the battery charging rate is reduced outside the 15°C to 45°C temperature rate. The charging stops if the unit temperature is below 0°C or above 60°C.