Features: 1. Can quickly judge the quality of rice through fully automatic and once for all hulling of paddy rice and whitening of brown rice. 2. Beautiful appearance, easy to carry, simple operation, short working time. 3. Large sample quantity, good effect on milling rice white, less broken rice. 4. Strong wear-resisting machine head. 5. It's the prefect instrument for judging the quality of paddy rice and examining yellow-colored rice, disease spot, abdominal white and imperfect rice. Technical parameter: Working voltage: AC220V± 10%, 50Hz Working time: Default 50 seconds (10-90s adjustable) Motor power: 650W Sample weight: 150~170g Hulling rate: ≥ 99% (according to the sample) Net weight: 16kg