Battery capacity indicatorUniversal Capacitance Meter Voltage Tester Voltmeter MonitorBattery capacity and voltage meter.LCD display with green backlight.Long life button with comfortable hand feeling.Equipped with PVC film, the surface is waterproof.Constructed with buckle, no installation screws.Universal battery capacity meter, self-configuration.+ productFunctions:1. Manual switching of battery percentage/voltage/power.2. Automatic recycling of battery capacity/voltage display every 2 seconds (adjustable).3. 10-second delayed automatic shutdown (adjustable)4. Dual discharge curve selection (adjustable)Setting instruction:1. Long press the Set key, the product power on, enter the setting interface.2. Press the Set key to select the battery specifications (lead-acid battery (P), lithium battery (L), iron battery (F)).3. Short press the Function key to select the number of battery strings (increase for Set key, decrease for Function key). 4.4. Long press the function key to set the s mode.Package list:1 x Battery Capacity Voltage Meter with Connecting CableNote :1. Only supports 12-48V batteries, such as 12V P01 lead acid, P04 lead acid batteries, and please note this item does not support 6V lead acid batteries.2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.FeaturesColor: BlackMaterial: HTN / PCBWeight: 18gSize: Approx. 61.3 * 33.3 * 13.5mm / 2.4 * 1.3 * 0.5inVoltage: 6-70 (V)Scope of application: Battery or battery equipmentStorage temperature: -10 ~ 50