♥Specifications:♥ 1. Power: 25W 2. Voltage: AC110V/220V±10% 60HZ/50HZ±2% 3. Capacity: 20ml*6 4. Speed: 0~4000rpm 5. Timer Range: 0~60min or always on 6. Separation Factor: 1.960 7. Relative Centrifugal Force: 1790 x g 8. Test Tube: 10.5cm(H) 2cm(Dia.) 9. Dimensions: (9.4 x 9.4 x 10.2)" / (24 x 24 x 26)cm (LxWxH) 10. Net Weight: 3.26kg / 7.2lbs 11. Case Material: Metal Cold-rolled plate 12. Rotor Material: Aluminum Alloy 13. Motor Material: Pure Copper & Cast Aluminum Shell ♥Packing Includes:♥ 1 x Electric Centrifuge 6 x 20ml Tubes 1 x Speed Knob 1 x Screwdriver 1 x User Manual ♥Note:♥ 1. Put the centrifuge on a flat and solid platform, the adsorption surface should be kept clean, without water, shake it to check the stability. 2. The number of the material in each centrifuge tube must be almost equal, the tubes must be 2, 3 or 6 pcs symmetrically insert to the holes. 3. Continuous running of the centrifuge should be not more than 2 hours with the following 20 minutes interval for motor cooling.