Dualsky 7.4V 2S 400mAh 35C 800mAh 25C EX Li-po Battery For RC ModelsDescription:Brand Name:Dualsky400mAh 35C:Groups:2SDischarge rate:35CVoltage:7.4VCapacity(mAh):400mAhPlug:JSTWeight :30gDimensions:51x30x8.4mmUsage: For RC Models800mAh 25C:Groups:2SDischarge rate:25CVoltage:7.4VCapacity(mAh):800mAhPlug:JSTWeight :42.5gDimensions: 65x25x13.5mmUsage: For RC ModelsFeatures:-Dualsky Xpower battery technology.-Laminated structure, nano-coating technology, ultra-low internal resistance.-Strict single cell capacity, voltage, resistance and even discharge curve, and matching process.-JST plug, easy to use.-Cost-effective, suitable for learners to use.Package Included:1 x 7.4V 2S Li-po Battery Model: 400 mAH 35C; 800 mAH 25 C. Please send note with model you want. Default random.