| Brand | Unbranded/Generic |
|---|---|
| Amount | 1PCS |
Check the listing for details. NE555 Duty Cycle And Frequency Adjustable Module Square Wave Rectangular Wave. Condition: New. Listed at 0.99 USD. Main chip: NE555;. Output with LED indication (low level ,LED will on; high level, LED will off; low frequency, the LED flashes);. Input current: >=100MA. Output amplitude: 4.2V V-PP to 11.4V V-PP. hope you could understand.