GDSTIME 80mm x 80mm x 25mm 12V Brushless DC Cooling Fan

Dimension of outer the frame is 80mm(L) x 80mm(W) x 25mm(H) / The size of fan in inch is 3.15in(L) x 3.15in(W) x 1in(H); The center to center distance beween the mountiong holes is 71.5mm/2.81in.Operating Voltage Range5.5V to 13.8V. (overtake to 13.8V, it