| Brand | Unbranded/Generic |
|---|---|
| Country/Region of Manufacture | China |
| Country of Manufacture | China |
Check the listing for details. NE555 Duty Cycle and Frequency Adjustable Module DIY Kit Pulse Generator. Condition: New. Listed at 2.00 USD. Main Chip: NE555. 1x NE555 Board. The output frequency is adjustable The output frequency range is selectable: LF file: 1Hz ~ 50Hz,IF file: 50Hz ~ 1kHz, High-frequency file: 1KHz ~ 10kHz, HF file: 10kHz ~ 200kHz.