LCD operation instructions 1. When the BMS is off, press the touch button on the left side of the LCD screen once to turn on the BMS 2. When BMS is on, the display will turn off the LCD backlight to reduce power consumption if no current output from BMS is detected for 10 seconds. 3. When BMS is on, if the display does not display the content, press the left button of the LCD screen once, and the LCD screen turns on the backlight. 4.When BMS is on, if the monitor is displaying the content. press the left button of the LCD screen once and turn off the backlight. 5.When BMS is on, long press the touch button on the left side of the CD screen for 2 seconds and the BMS is off. 2.0-inch screen desktop style------60.6mm*36mm*10.6mm 4.3-inch screen desktop style------88.5mm*135.9mm* 24.5mm 2.0 screen, 4.3 screen cable length is about 2.5~3 meters for screen 3.2-inch screen------wire 0.5 meters long screen All screens are universal, for JK BMS, for JK variable frequency BMS Single set weight: 300g