Specification BatteriesIncluded : 1 BatteriesRequired : 1 Brand : ERGUI BulletPoint1 : Original battery P/N: AE562438P6H, AE602048P6H, BP74T2 BulletPoint2 : Battery Type: Li-Polymer, Voltage: 7.4V, Rating: 500mAh / 3.70Wh, Size: 48.00 x 22.50 x 12.00mm, Weight: 48.5g. BulletPoint3 : Please ensure both model and battery part number are matched with your device. If you are not sure, please send email to us with your battery details or pictures, we will give you professional suggestions. BulletPoint4 : All batteries are Certificated with ISO9001, RoHS, CE, UN38.3, and MSDS. BulletPoint5 : 30-day full refund or free replacement, 365-day warranty. IncludedComponents : Battery ItemName : ERGUI 500mAh Battery Compatible with AE562438P6H, AE602048P6H, BP74T2 2302NCP Transmitter, 2302NCP Transmitters, 310-354-0101, 3500-NCP Super-X, 3502-NCP Super-X ItemPackageQuantity : 1 ItemTypeKeyword : mp3-player-radio-transmitters Manufacturer : ERGUI ModelNumber : CS-SDT74SL NumberOfItems : 1 NumberOfLithiumIonCells : 1 ProductSiteLaunchDate : 2022-06-12T12:29:14.379Z Reusability : Rechargeable Size : 48.00 x 22.50 x 12.00mm SupplierDeclaredDgHzRegulation : not_applicable Voltage : 7.4 volts