Supply Of Ultrasonic Thickness Meter With Probe Dia 8.0 Mm, 5.0 Mhz For Mild Steel, Forged Steel, Cast Iron, Copper, Specification: 1 Display : 4 Digit & 10mm Lcd, 2 Range : 1.5 To 200 Mm, 3 Resolution : 0 - 1 Mm, 4accuracy : +/- 0.5% N + 0.1, 5 Weight: 250 Grams With 4 X 1.5v Aa Um3battery. Make : Sma Rtech/supertech/acron. Warranty Period: 30 Months After The Date Of Delivery