GENS ACE 800mAh 7.4V 45C LiPo Battery Pack with JST plug is designed for 1/18 scale crawlers (like the Redcat Ascent-18), 250-size helicopters, and 800mm warbirds, it uses a standard red JST-SYP (RCY) discharge connector rather than the smaller white JST-PH2.0 plug.
Capacity & Voltage: 800mAh / 7.4V (2S1P / 2-cell configuration)
Dimensions & Weight: 52 mm × 30 mm × 15 mm; 50 g