Description: Two independent PWM generators can set the frequency, duty cycle LCD display frequency and duty cycle, very clear, PWM output can be set to the frequency and duty cycle. The wide frequency range, high accuracy. Can serial communication. Specification: Working voltage: 5~30V Support Micro USB 5.0V power supply Frequency range: 1Hz~150KHz Frequency accuracy: 2% Signal load capacity: current output 8~30ma Output amplitude: Default 5Vp-p (settable) Environment temperature: -30?~+70? Size: 41 x 28mm/1.6 x 1inch Package Includes: 1 Piece Signal Generator Module