Hobbywing 30103201 Ezrun Max8-V3 with Traxxas Plug Brushless Motor Limit with 4S LiPo/12 cells NiMH: KV3000 (4274 size motor) Size / Weight 59.8(L)*48(W)*36.8(H)/173.5g LiPo / NiMH Cells 3-6S LiPo / 9-18S NiMH Applications 1/8th Touring Car, Buggy, Truggy and Monster Truck Traxxas TRX power connection