1. Dual-channel PWM signal generator: Features dual outputs, adjustable duty cycle, and adjustable phase difference.<br> 2. Dual-screen dynamic display: 4-digit green (frequency) + 3-digit white (duty cycle/phase) digital tubes, real-time synchronous display of parameters, 120Hz refresh rate.<br> 3. Multiple safety features: Output short-circuit protection within 60 seconds, provided the voltage does not exceed 20V.<br> 4. Intelligent human-computer interaction: Rotary encoder (with pushbutton) + four-function button (MOD/SYNC/SET/OUT), supporting multi-channel switching and synchronization mode.<br> 5. Wide range of applications: Suitable for electronic laboratories, industrial automation, education and training, DIY, and other fields.<br> Output frequency: 1Hz-150kHz<br> Duty cycle accuracy: 0-100%, 0.1% step adjustment<br> Rise time: 20ns<br> Phase adjustment: 0-360° (1° step, synchronization mode available)<br> Output voltage: DC 5-24V, maximum output current 0.2A<br> Display: 4-digit green + 3-digit white LEDs<br> Power supply: External power supply (DC 5-24V)<br> 1Hz-10kHz (accuracy: 0.2%)<br> 10Hz-50kHz (accuracy: 0.4%)<br> 50Hz-150kHz (accuracy: 2%)<br> Color: As Shown<br> Material: Metal+Plastic<br> Package Contents:<br> 1 x Signal generator<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.