Battery Monitor 3.5 Inch Screen Multifunctional Waterproof Accurate Battery Capacity Percentage Time Power Voltmeter Item Type: Battery Monitor Material: ABS, Acrylic, Red Copper Current Range: 0.03-200A Capacity: 0.0AH-99999AH Energy: 0.0KWH-9999KWH Power Value: 96KW Temperature: -20°C-150°C Current: ±(1%+5) Characters Capacity: ±(1%+5) Characters Temperature: ±2°C Delayed Capacity Auto Fill: 0-2005 Delayed Capacity Auto Zeroing: 0-2005 Charging Overcurrent Alarm: 0.1-800A Discharge Overcurrent Alarm: 0.1-800A Low Capacity Percentage Alarm: 0-99 Delay Alarm Time: 0-200S Power Consumption: Resting Screen: 0.4W, Bright Screen: 0.8W Display Language: Chinese, English Communication Address: 1-250 Measurement Rate: 20 times/sec Serial Communication Baud Rate: 9600Bps Serial Transmission Protocol Format: Private Protocol How e: Click SET to switch the interface display. Simple Interface 1. Click the up button to increase the monitor brightness. Click the lower key to decrease the brightness of the display. 2. Short press OK key to switch the temperature unit. 3. Long press the upper key to bring up the capacity filling pop up window and click the upper key to move to the confirmation position and click OK to fill up the capacity, and long press the lower key to bring up the capacity clearing pop up window and click the upper key to move to the confirmation position and click OK to clear the capacity. 4. Long press the SET key to enter the parameter setting page, click the lower key or upper key to switch the setting item, click the SET key to select the adjustment item, click the OK key to switch the step value of the adjustment parameter, click the upper key to change the parameter value size. Long press the SET key to exit the parameter setting interface and save the setting parameters. Full Data Interface 1. Click the upper key to increase the display brightness, and click the lower key to decrease the display brightness. 2. Short press OK key to clear the single ampere hours. 3. Long press the upper key to bring up the capacity filling pop up window, click the upper key to move to the confirmation position and click OK to fill up the capacity, long press the lower key to bring up the capacity clearing pop up window, click the upper key to move to the confirmation position and click OK to clear the capacity. 4. Long press the SET key to enter the parameter setting page, click the down key or up key to switch the setting item, click the SET key to select the adjustment item, click the OK key to switch the step value of the adjustment parameter, click the up key to change the size of the parameter value, long press the SET key to exit the parameter setting interface and save the setting parameters. Curve Interface 1. Click the upper key to increase the refresh time, click the lower key to decrease the refresh time, and click OK to start or pause the curve. 2. Long press SET key to enter the parameter setting page, click down key or up key to switch the setting item, click SET key to select the adjustment item, click OK key to switch the step value of the adjustment parameter, click up key to change the size of the parameter value, long press SET key to exit the parameter setting interface and save the setting parameters. Historical Data Interface Long press SET to bring up the data zero pop up window, click the upper key to move to the confirmation position and click OK to zero the data.