NE555 Pulse Frequency Duty Cycle Adjustable Module

1.Input Voltage: DC5V-15V
2.Input current: >=100MA
3.Output amplitude: 4.2V V-PP to 11.4V V-PP
4.Maximum output current: ≥15MA (5V power supply, V-PP greater than 50%), ≥5MA (12V power supply, V-PP greater than 50%)
5.The output requency range is selectable:
LF file: 1Hz ~ 50Hz IF file: 50Hz ~ 1kHz
High-frequency file: 1KHz ~ 10kHz
HF file: 10kHz ~ 200kHz
6.Adjustable pulse for the use of MCU
7.Size: 31.0 mm * 31.0 mm * 15.0 mm