This is a replacement Dynamite 2S LiPo 20C Battery Pack. Dynamite's 7.4V, 600mAh, 20C Li-Po battery delivers longer run times and improved overall performance for the Sprintjet 9" Self-Righting Jet Boat.
 
Features:
Long run times translate into more time boating and less time charging
More reliable than competition’s Ni-MH and Ni-Cd cells
Notice enhanced performance using Dynamite Li-Po's
Long battery lifespan
True 20C continuous discharge rate
Specifications: 
Type: LiPo 
Capacity: 600mAh 
Voltage: 7.4V 
Connector Type: EC3 
Number of Cells: 2S 
Configuration: 2S 
Maximum Continuous Discharge : 20C