6pcs 350mAh HV 1S Lipo Battery 30C 3.8V JST-PH 2.0 Powerwhoop Connector for Tiny Whoop Micro FPV Racing Drone<br/><br/> Features:<br/> Item: 350mAh HV 1S Lipo Battery <br/>Rate: 30C <br/>Dimension: 0.25 * 0.45 * 2.79 inch（L*W*H）<br/> Weight: 8.5g/per unit<br/> Capacity: 350mAh <br/>The connector plug: JST-PH 2.0 AKA High current ultra micro, Powerwhoop, mCPX <br/><br/>This is newly developed chemistry for a longer lifetime and safer charging situation.<br/> This battery will give you higher rpms (more power) and a considerably longer flight time. <br/>If your batteries get puffed, the reason can be classified into 3 parts: <br/>First is the storage method, keep it in over-charge, or over-discharge. <br/> Second is the charge mode, over-charge or over-discharge the battery. <br/> The last one is the defection of the battery