[Parameter] - 11.1V 1200mAh airsoft LiPo battery. Discharge Rate: 25C. Connector: Deans/T. Dimensions: 10.3(Length) * 3.8(Width) * 1.9(Height)cm. Weight: 59g [High Discharge Performance] - Using advanced Li-Ion technology, this LiPo airsoft battery has no memory effect so it can maximize your airsoft performance. 25C discharge rate makes it better than market standard 7.2V NiMH large batteries [Widely Used] - This 11.1V airsoft battery pack is designed to fit popular models of airsoft guns. Equipped with mini tamiya connector, it will fit many other series and models like M4, AK47, AEG, MP5K, MP5, SCAR, M249, M60, G36, RPK, AUG. We recommend finding the voltage and measuring the gun compartment for best fit [Safer Battery] - The steel shell of NiMH battery may feature a risk of exploration.