Patent ID: 11923720
Assignee: nan
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  F | IPC F  H

Claim 14:
15. The emergency light according to claim 12, wherein the main lighting unit further comprises a plurality of second LED groups connected in series, each second LED group comprises a plurality of fifth LEDs connected in parallel, the emergency light further comprises a switch element, a first terminal of the switch element is connected the first output terminal, a second terminal of the switch element is connected an end of the first LED groups, a third terminal of the switch element is connected an end of the second LED groups, the other end of the first LED groups and the other end of the second LED groups are connect to the emergency lighting unit to output the voltage for charging the battery, the switch element is configured to electrically connect the first terminal to the second terminal or electrically connect the first terminal to the third terminal.