blood mixer roller Brand: WKM Features: ★ Blood roller mixer is especially suitable for mixing blood, viscous liquids and liquid-solid suspensions. ★ Stable motor performance, Rotation speed up to 36rpm, low noise and long service life. ★ Net Vacationer 6 No's of 4ml, or Bulb of 5ml x 15 No's ★ Can be used in a 4℃ cold chamber or an incubator with temperature of 60℃ and relative humidity of 80%. ★ Main Input : 230v AC, 50hz, R.P.M : 30/36, Mixing Time : 15 to 20 Minutes, 4 Rollers x 230mm Part Number: KTN86 Package Dimensions: 3.9 x 2.0 x 1.2 inches