Features： 1、Battery Display: Battery meter has a powerful battery power test system and a unique design. It automatically recognizes the current remaining power of the battery when it is powered on, and displays it in real time. 2、Voltage Function: Automatically identify 12V 24V, the current voltage greater than 16.5V is automatically identified as 24V, and the current voltage is less than 16.5V, identified as 12V 3、LED Display: The battery gauge has a 5 segment LED bar graph, each segment will be displayed in two ways, the light flashes or lights up, and 10 levels of battery capacity are displayed. 4、Application: Battery gauge is suitable for 12V acid storage battery, lithium cobalt oxide battery, lithium iron phosphate battery. Widely used in motorhomes, electric vehicles, club car, AGVs and other vehicles. 5、Unique Design: Battery capacity monitor has high quality, CE and ROHS certification, easy installation by screw or zip ties, IP65 waterproof grade, automatic sleep, switch on and off by ON button, etc. Specification： Item Type: Battery Meter Material: ABS Measurement Accuracy: 5% Operating Temperature: -10℃ To +50℃ Storage Temperature: -40℃ To +70℃ Structure Type: Square Display Mode: LED Waterproof Grade: IP65 Voltage Range: 12V 24V Applicable Battery: Acid storage battery, Lithium cobalt oxide battery, lithium iron phosphate battery. Fitment: Widely used in motorhomes, electric vehicles, club car, AGVs and other vehicle industries; electric lawn mowers, chainsaws, chippers and other garden machinery; construction vehicles, tractors, excavators, rammers and other construction machinery; Storage and handling equipment such as forklifts, stackers, material handling vehicles; cleaning equipment such as floor scrubbers, cleaning vehicles; and other battery equipment. Package List： 1 x Battery Meter 1 x Manual 2 x Cable Tie 1 x Sticker 2 x Screw