OMPHOBBY M4 Helicopter 6S 2000mAh HV Battery OSHM4049 Sale! from 7588 /per Qty. Sold Out This is a replacement 6S 2000mAh HV Battery for the OMPHOBBY M4 Helicopters Contents 6S 2000mAh HV Battery-1 Qty available:0 SKU:OSHM4049