... gauge Standard probe (PT-08) Carrying case Two 1.5V AA alkaline batteries Low cost,high performance coating,Ultrasonic Thickness Gauge The UM ... of operation, wide measuring range, low power consumption(with normal AA batteries). These featrues make UM-1 unequalled in its performance as ... range:1,000-9,999m/s Battery: Two 1.5V AA batteries Dimensions:149mm×73mm×32mm Working temperature:0°C-40°C ...