?Note The Product Connector?:Please Make Sure Your Shark Battery Model Is And The Connector (Plug) Is 2 Prongs, Not 3-Prong. Please Double Confirm The Battery Model And Connector To Avoid Buying A Wrong Product | | ?Extended Usage Time?: Upgraded With A Capacity Of 3000Mah, Compatible With The Original Battery, It Can Be Quickly Charged In Approximately 3.5 Hours. When Fully Charged, It Can Sustain Usage For Approximately 120-180 Minutes. That'S A 28% Increase In Duration Compared To The 2.6Ah Battery | | ?Find The Compatible Model That Matches Your Device.?: Compatible With 2-Prong Connector: Shark Ion Rv700_N, Rv720_N, Rv725_N, Rv750_N (Attention The "_N" Of Model #), R75, R85, S87, Rv771, Rv761, Rv850, Rv850C, Rv850Brn, Rv851Wv, Rv871, Rv871C, Rv912S, Rv913S, Rv1000, Rv1000S, Ur1000Sr, Rv1001, Rv1001Ae, Rv1100Vl, Av751, Av752, Av753, Av911S, Av970. Not Compatible With Shark Ion Rv700, Rv720, Rv750, Rv755 (No "_N"). Because They Are 3 Prongs Connector (Plug) | | ?P.