Team Powers TP-TTF-PM5401R TEAMPOWEHigh Air Flow Cooling Fan, 40x40x10, 20000rpm@8.4V Cooling lovers Motor / ESC / Cooling Fan Team Powers made TEAMPOWEHigh venting Cooling Fan, 40x40x10, 20000rpm@8.4V (TP-TTF-PM5401R) Cooling fans engine / ESC / Cooling Fan Specifications:- measurement: 40mm (L)x 40mm(W) x 10mm(H)- Revolution: 12000rpm @5V, 20000rpm @8.4V- give Voltage: 5V~8.4V- Ball Bearing System- With 20000rpm@8.4V, ~14gram of Thrust at 8.4V
