1. How many volts should the thresher use?Is domestic floodlight ok? Answer: sheller uses 220V, ordinary household lighting can use electricity. 2. How many kilograms of corn can the thresher remove? Answer: yield per hour 300 kilograms, net take off rate is above 99%. 3. Do you sell at factory price?Is there any discount? A: Yes, we sell it at factory price.It's on special sale now.