The fan is not brand-new, 90% new

Turbine Diameter:60x60mm
Length: 72mm (double Motor)
Operating Voltage:10.8-13V 
Current: 3.2A
Speed:1000ORPM
Wind pressure:2Kpa
Inlet:5Fins
Outlet:7Fins
Fuel saving:5% -20%
Increase power:10%~20%

Package including: 
1 Pcs 60x60mm in 3.2A + 1Pcs Stepless speed regulation 20A