Specifications: Battery Type: Nickel Metal Hydride Battery (NiMH Battery) Voltage: 9.6V/8.4V Extend your NiMH battery pack life with the following practices: Fully recharge your new battery pack when you first receive it. Do not over-discharge the battery, stop using it when you notice a drop in performance. Do not over-charge the battery, remove the battery from the charger when you are done recharging. Heat lowers battery life, do not charge or discharge the battery when it's hot. Always let the batteries cool down to room temp before using it/charging it. Do not store the battery with low voltage, recharge after each use to avoid over-discharge. Always store the battery in a dry and cool place, never expose it to heat or direct sunlight. Recharge the battery once every 6-month, if they will be unused or stored long term. Relevant certifications ensure airsoft NiMh battery pack superior quality and safety. The airsoft electric guns battery with Tamiya battery pack connector, mini Tamiya female connector assembled with 16 G wire. 20mm (diameter) with 117mm (length) and 20mm (diameter) with 117mm (length). Weighs: 6.7 oz. Fits popular models of airsoft guns like M4, Crane Stock, M110, SR25, M249, M240B G36, M14, RPK, PKM, L85, AUG, G3, G36C, M4A1-RIS, M4A1, CAR15, MP5A5, MC51, FNP90, AUGRT, AUGM, G3A4, G36, STEYR and others. For upgraded and/or modified AEGs, we recommend measuring the gun compartment for best fit. 9.6V 1600mAh NiMH rechargeable battery made of 8 cell 2/3A NiMH batteries.Item Weight: 0.42 Pounds. Battery Weight: 1 Pounds. Model Name: LT9.6V1600NX2. Reusability: Rechargeable. Voltage: 9.6 Volts. Unit Count: 2.0 Count. Recommended Uses For Product: Airsoft Gun. Battery Cell Composition: NiMH. Brand: Lancer Tactical. Number of Batteries: 1 9V batteries required. Country of Origin: China. Manufacturer: Lancer Tactical. Date First Available: June 24, 2022. Best Sellers Rank: #143,084 in Sports & Outdoors. Customer Reviews: 4.3 out of 5 stars 11 ratings 4.3 out of 5 stars. Batteries: 1 9V batteries required. : B0B52HBQYL. Item Weight: 6.7 ounces. Package Dimensions: 8.9 x 3.23 x 1.89 inches.