Features: _x000D_ 1. Used as a square wave signal generator to generate square wave signals for experimental development. _x000D_ 2. Used to generate a square wave signal that drives the stepper motor driver. _x000D_ 3. Generate adjustable pulses for use by the MCU. _x000D_ 4. Generate adjustable pulses to control the associated circuit _x000D_ 5. Available in three styles for choice _x000D_ _x000D_ Specification: _x000D_ Condition: 100% Brand new _x000D_ Item Type: Square Wave Signal Generator _x000D_ Main Chip: NE555 _x000D_ Input Voltage: 5V-15VDC, 5V power supply, the output current can be around 15MA; when 12V power supply, the output current can be around 35MA _x000D_ Input Current: 100MA _x000D_ Output Amplitude: 4.2V V-PP to 11.4V V-PP. (The output amplitude will be different depending on the input voltage) _x000D_ Maximum Output Current: 15MA (5V power supply, V-PP is greater than 50%), 35MA (12V power supply, V-PP is greater than 50%) _x000D_ Optional Style: 1Pc Square Wave Signal Generator, 3Pcs Square Wave Signal Generator, 5Pcs Square Wave Signal Generator _x000D_ _x000D_ Package List: _x000D_ 1 x Square Wave Signal Generator _x000D_ Or 3Pcs Square Wave Signal Generator _x000D_ Or 5Pcs Square Wave Signal Generator