Brand: HTCModel: UDM 01Measurement Range – 0.5m to 18mAuto Shutdown – After 15 seconds without pressing any keyMemory – Can store 3 measurement data for calculation of area and volumePower supply: – 1 x 9V batteryAccuracy – /-0.5%Ultrasonic Frequency – 40 kHzWavelength – 650nmStandard Accessories – Battery, Carry Case & Manual
