Model : RPMC 1700-2A Display : 4.3” multi color touch screen display Contact Range : 0 to 6,000 rpm Resolution : 0.1 rpm Non contact range :0 to 90,000 rpm Resolution : 0.1 rpm Display Stability : ± 0.1 rpm (contact) & ± 0.1 rpm (non contact) Accuracy : ± 0.3 rpm (contact) & ± 5 rpm (non contact) Dimension : 440(W) x 260 (D) x 203(H) mm Noise level : < 50 dB Supply : 230AC Weight : 13 kg