This is the Thunder Power Pro Power "G4" 45C, 1S, 3.7V, 325mAh Li-Polymer Battery. Thunder Power G4 series batteries deliver the same mAh capacity as previous Thunder Power batteries, but with upwards to 40% more power and 6-times more cycle life than most other 25C to 40C+ continuous discharge rate capable batteries! This makes them the perfect choice for using in a wide variety of aircraft.
Specifications:
Type: Lithium Polymer
Capacity: 325mAh
Voltage: 3.7V nominal
Number of Cells: 1
Configuration: 1S
Maximum Continuous Discharge: 45C (14.6A)
Maximum Burst Discharge: 90C (29.2A)
Dim: 5x25x43
Weight: 12g
Application: Indoor applications like Foamies.