Dental portable micro motor M1-E 1about 9 hours time by full charging ... timeAbout 2.5 hoursUsing timeAbout 9 hours Max-88ES(P) micro motor Weight110gSizeL 110 * Φ 22mmSpeed Max 25,000 rpmInput DC 13V ... pedal,Controller&Handpiece stand Color: White ,Black ,Pink Remark:The micro motor MAX-88ES(P) can match straight or contra angle ...