A very good "sport" LiPo 3300mAh 2S hardcase battery from Vapex with a Ultra T connector. Fits most 1/10 cars. Note, check that you ESC has a LiPo cut-off function before use!
Charge: Max 6.6A/2C (Max 8.5V)
Discharge: Max 99A/30C cont. & 198A/60C burst
Length: 136.2 mm Width: 46.1 mm Height: 25.1 mm
Weight: 223 g Connector: Ultra Plug Wires: 12G