Specification AgeRangeDescription : adult BatteriesRequired : 1 Brand : LDHJBNAC BulletPoint1 : Multi -Function Protection:Has a variety of protection functions, such as over charge protection, over discharge protection, over current protection, short-circuit protection, temperature protection, Downtime protection,Voltage balance, etc BulletPoint2 : Preparation Before Installation:Before installing the BMS protective board, it is necessary to match the voltage, capacity, and internal resistance;Otherwise the battery pack will not be able to charge BulletPoint3 : Enhanced Safety Features: Safeguard your battery with protection against overcharging, overdischarging, overcurrent, short circuits, and temperature fluctuations BulletPoint4 : Wide Application:Ideal for RV, Solar Panel, and UPS Power Supply and so on, it offers seamless integration and top performance BulletPoint5 : After-Sales Support: If you have any questions or concerns, please contact us through your order page ButtonQuantity : 2 Color : One Color Color1 : Black Color2 : Blue CompatibleDevices : Roku Voice Remote CompatiblePhoneModels : Wider Compatibility: The USB C Aux Dongle fits most USB-C phones tablets, and laptops, compatible with iPhone 16 Pro Max/16 Pro/16 Plus/16/15 Pro Max/15 Pro/15 Plus/15, Samsung Galaxy S25/S25+/S25 Ultra/S24/S24+/S24 Ultra/S23/S23 Ultra/S23+/S22/S22 Ultra/S22+/S21/S21 Ultra/S21+, Google Pixel 9 Pro XL/9/9 Pro/8/8 Pro/7/7 Pro, iPad mini/iPad Pro/iPad Air, iMac, Macbook Pro/Macbook Air, Mac mini, PS5, Switch 2 ConnectivityTechnology : Infrared ConnectorGender : Male-to-Male ConnectorType : Usb Type C, 3.5mm ControllerType : Button Control CustomerPackageType : Standard Packaging DataTransferRate : 48 KHz ExternallyAssignedProductIdentifier : 3830336755506 ExternallyAssignedProductIdentifier1 : 631882411921 ExternallyAssignedProductIdentifier2 : 0631882411921 FormFactor : Cover Frequency : 96 KHz GpsrSafetyAttestation : 1 IncludedComponents : rR139 IndoorOutdoorUsage : indoor IndoorOutdoorUsage1 : indoor IndoorOutdoorUsage2 : outdoor ItemDisplayDimensions_Length : 1 meters ItemName : LDHJBNAC 5.5A 4S Active Equalizer Balancer Cells Balancer Lifepo4 Lipo LTO Battery Energy Capacitor Lithium Pack Accessories ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : audio-component-equalizers Manufacturer : LDHJBNAC Material : Silicone MaximumRange : 10 meters ModelName : LDHJBNAC ModelNumber : LDHJBNAC NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPins : 27 PackageLevel : unit PartNumber : LDHJBNAC Pattern : Solid ProductDescription : 5.5A 4S Active Equalizer Balancer Cells Balancer Lifepo4 Lipo LTO Battery Energy Capacitor Lithium Pack Accessories ProductSiteLaunchDate : 2025-04-24T07:37:19.685Z RecommendedUsesForProduct : Play games with Hi-Fi sound Listen to music Car audio Home office ShellType : Soft Size : 5.5A 3-4S Style : Slim Cover SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SupportedDevicesQuantity : 1 TargetGender : unisex Theme : Anime UnitCount : 1 UnspscCode : 26111700 WaterResistanceLevel : water_resistant