2 Head 3L Weigher All 304 stainless steel design Disassembly design of toolless parts The second generation automatic learning function is easy to operate High precision digital weighing sensor Built-in electric box control 7 "touch screen Stepper motor drive, no air sourceRunning independently or with packaging machine Number of heads 2 heads Feeding mode of vibrator single layer double vibrator plate Quantitative range 10-2000g Weighing hopper volume 3L Accuracy 0.2-2g