This is the GWS 8.4V (7-cell) 110mah NiCd Battery Pack with red JST Plug. FEATURES: 1/3 AA 110mah Sanyo cells wrapped in yellow shrink wrap 2" 22 guage lead with male (GPMM3106) BEC connector SPECS: Length: 3.92" (99mm) Width: .75" (19.5mm) Thickness: .58" (14.8mm) Weight: 2.04oz (57g)