screen multifunctional signal generator (DC voltage and current output, with input measurement, and PWM output) Voltage measurement range: ±50V; voltage DC analog output range: ±12V (with short circuit protection), current DC analog output range: 0-24mA (short circuit possible) Current measurement range: ±50mA; output adjustment range can be set arbitrarily by users, such as 0-20mA/4-20mA/0-10V/0-5V, etc., and the corresponding engineering display value can be set by users, PWM pulse square wave output: frequency adjustable 1-150kHz, duty cycle can be set to 5V, current Less than 20mA) A. 2.0-inch TFT color screen (320 * 240 pixels), all values are displayed on one screen, and the Chinese and English interfaces can be switched; High-end digital encoder with large knob adjustment; 3 power supply methods can be output: external 24VDC/USB-TypeC terminal/built-in lithium battery; Color: As Shown Material: ABS Package Contents: 1 set * PWM pulse signal generator Only the above package content, other products are not included. 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.