Real Capacity7.4V Li-ion battery pack, Capacity: 2600mAh; wattage: 19.24wh; Size: 66x37x20mm/2.6 x 1.45 x 0.78 inch; Plug type: XH2.54-2P ;Cable length: 4.33 inch/110mm; Weight: 95g/0.21 pound. Smart ProtectionThe 7.4v 2600mah rechargeable battery is built-in intelligent protection chip with overcharge, overdischarge, overvoltage, overheat, overcurrent, short circuit safety protection function. ApplicationsThe 2600mah-19.24wh lipo battery are suitable for 7.4V equipment.For example,DIY electronics products, toy car, Bluetooth speakers,solar outdoor lights,medical equipment,etc. NoticeMake Sure Device Polarity Matches with Battery Pack Connector Before Purchase!!!-1.Battery Size; 2.Connector Model; 3.Connector Size; 4.Connector Polarity - THIS IS NOT UNIVERSAL!!! (It will cause a shortage if the polarity of the battery connector does not match your device.) Package Content1 x Real capacity 7.4v 2600mah lithium ion battery.Non original aftermarket part.