BBZ MH-SJ Simple handheld ultrasonic depth meter

Application

BBZ MH-SJ Simple handheld ultrasonic depth meter is usually used in lane survey, under water, terrain survey, vessel orientation etc. 

Brief introduction

BBZ MH-SJ handheld ultrasonic water depth meter adopt ultrasonic theory that sonic wave come across barrier then reflect to transducer, according to the time and speed, distance from barrier and transducer can be got. It can detect distance correctly and rapidly when vessel is voyaging.