... unit: g, ct, lb, oz, ozt, GN, dwt, N, t, T HJY-A seriesDesign patent 201030105189.3FEARURESLCD with backlightResponse time in 2 secondsSupport ... -weighing unit: g, ct, lb, oz, ozt, GN, dwt, N, t, T/A/RCounting functionRS232 output (option)Rechargeable DC battery (option)Separate display ...