1. The high body, high high abrasing resistance materials 
2. Honolulu engineering type design, air suction above the groove 
3. Low noise, low consumption electricity 
1.Speed:2000RPM 
2.Air Flow:28CFM 
3.Rated Current:180MA 
4.Voltage:5V DC 
5.Power:0.9W 
6.M.T.B.F:23000 Hours 
7.Compatible laptop: 8"-15