Specification BatteriesRequired : 1 Brand : YELUFT BulletPoint1 : Efficient Buttons: Left is setup button, press and hold it and then connect to the battery, will enter the setup interface, you can set the battery properties and the number of strings; long press the right button to enter the advanced setup interface, and then press the left button to turn on or off the function S1-S3; the right button is the function button, can switch voltage, battery capacity, and turn the screen on or off BulletPoint2 : Widely Application: Battery indicator can be used for 12V-72V lead-acid batteries, lithium ternary polymer batteries and lithium iron phosphate batteries. But do not use battery capacity voltage indicator on high-power and high-load equipment BulletPoint3 : More Safety: Designed with alarm function, when the battery capacity is insufficient, the screen will flash. With 30cm power cord, easy to connect to the battery. Reverse connection protection, reverse connection will not damage the battery BulletPoint4 : Clear LCD Display: Equipped with PVC waterproof screen protector and a bright backlight, allowing you to read the results on the screen of the battery capacity monitor from different angles BulletPoint5 : Parameters: Working current: <15mA, Standby current: <5mA, Accuracy: 1%, Refresh speed: twice per second, Cable length: 30cm, Mounting hole: 58.5*28.5mm, Size: 61.3*33.3mm Color : Green IncludedComponents : Battery Tester ItemName : 2pcs Battery Indicator with Alarm 2 in 1 Battery Capacity Voltage Meter 12V 24V 36V 48V 60V 72V 84V Lithium Battery and Lead-Acid Battery with LCD Display for Golf Cart RV Vehicle Boat ItemPackageDimensions_Height : 2.5 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 10 centimeters ItemTypeKeyword : voltage-testers Manufacturer : YELUFT MeasurementAccuracy : +/-0.5% NumberOfItems : 2 PartNumber : L102U39FXVU49XC7T0W7 PowerSourceType : Battery Powered ProductDescription : Parameter: Voltage Test Range: 6-100V Working Current: <15mA Standby Current: <5mA Testing Accuracy: 1% Measuring Speed: About twice per second Wiring Method: Red wire connects to the positive terminal of the battery, black wire connects to the negative terminal of the battery Setting steps: 1.Lead-acid battery (1) Long press the setup key and power on, the screen shows L03, press the setup key again, change L to P (2) Short press the function key, then the number 03 is flashing, select the number of battery 2.Ternary lithium polymer battery (1) Long press the setup key and power on, the screen will display L03 (2) Short press the function key, then the number 03 is flashing, select the number of strings of battery 3. Lithium iron phosphate battery (1) Long press the setup key and power on, the screen displays L03, press the setup key again, change L to F (2) Short press the function key, then the number 03 is flashing, select the number of strings of battery Customised Settings: After determining the properties of the battery and the number of strings, long press the function key when the letter representing the battery is flashing to jump to the custom mode, you can set the mode you want, and it will be saved automatically when the power is off Function Selection: Long press the function key to enter the advanced setting page (1) S1: %/V display in two-second rotation (2) S2: 10 seconds delayed switch on (3) S3: Turn on the backlight Function Key: 1.Setting key: Press and hold the setting key in the unpowered state and then power on, you can enter the setting interface 2. Function key: Press the function key continuously to switch voltage, percentage, on/off screen Package Content: 2 * Battery Tester ProductSiteLaunchDate : 2024-07-24T02:43:27.957Z Style : Compact SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 41113600