Size: 120*120*25mm.   (4.71*4.71*1.0 inch.)
Motor: Shaded pole, impendance protected.
Frame(Houseing): Aluminum die-cast. AP: Painted black.
Impeller: PBT + 30% fiber glass. Black color, UL94V-0.
Lead wire: 1007#22AWG. UL/CSA.
Insulation resistance: Min.100M Ohm at 500 VDC between terminal and the frame.
Dielectric Strength: 1 sec at 1500 VAC.50/60 HZ.
Bearing type: B: 2 ball bearing.     
Operating Temp: Ball bearing:  within-20~80 degree C
Life expectancy: Ball bearing:  50,000 hours at 60 degree C.
Above measurements humidity at: 65%+-15%.
Safety Approvals:  CE 
CONNECTOR:    L: lead wire