NE555 Frequency Wave Stepper Motor Driver Adjustable Module Duty Cycle Square WC

Feature:Main chip: NE555;Input Voltage: 5V-15VDC. when power supply is 5V , the output current can be 15MA around;when 12V power supply, the output current can 35MA around;Input current: >=100MAOutput amplitude: 4.2V V-PP to 11.4V V-PP. (Different input voltage, the output amplitude will be different)Maximum output current: >=15MA (when 5V power supply, V-PP greater than 50%),>=35MA (when 12V power supply, V-PP greater than 50%)Output with LED indication (low level ,LED will on; high level, LED will off; low frequency, the LED flashes);Size: Approx.3.1 * 2.4cm/1.22 * 0.94inch;Package Included:1 x NE555 Frequency Wave Stepper Motor Driver Adjustable Module Duty Cycle Square