ProTek RC PTK-5169 ProTek RC 1S High Power Blade 120SR Helicopter 25C LiPo Battery (3.7V/550mAh)

This is the ProTek R/C 1S 550mAh, 25C Micro Helicopter Lithium Polymer battery pack. This pack is a direct fit for the Blade 120SR helicopter and will provide better performance and longer flight times!