screen multifunctional signal generator (DC voltage and current output, with input measurement, and for PWM output) voltage measurement range: 50V; voltage DC analog output range: 12V (with short circuit protection), current DC analog output range: 0-24mA (can be short-circuited) current measurement range: 50mA; The output adjustment range can be set arbitrarily by the user, such as 0-20mA/4-20mA/0-10V/0-5V, ., and the corresponding engineering display value can be set by the user, for PWM pulse square wave output: frequency adjustable 1-150kHz flat 5V, current Less than 20mA) A. 2.0-inch TFT color screen (320 x 240 pixels), all values are displayed on 1 screen, and the Chinese and English interfaces can be switched; High-end digital encoder large knob adjustment; Part name: for PWM pulse signal generator Note: The shipped version does not include a built in lithium battery. It can be via an external 24VDC/USB Type-C charging cable. Material: plastic Color: Black Package Contents: 1 * Signal Generator(Without Lithium Battery) 1 * USB Cable 1 * Test Cable 1 * Screwdriver 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.