| Version | Red LED Version |
|---|---|
| Brand | Unbranded |
| Working current | 60mA |
| Unit Type | Unit |
| Power supply | DC5V |
| Unit Quantity | 1 |
| Country of Origin | China |
Check the listing for details. GPS/Beidou Satellite Timing 4-Bit Car-mounted Digital Clock 5V with Time Memory. Condition: New, Made in China. Listed at 12.67 USD. There are options for 12 and 24-hour clock settings. - Long press the button on the back, and the screen will display AL:1. This is the switch for the automatic brightness function. Release it and press briefly to change the value.