1.made in USA.2.High sensitivity 3.very competitive price.
1.High sensitivity. 2.low cost 3.simple and convenient to use,no adjustment is required.4.has audio,light and vibration handoff swich.
1.Simple, Convenient to operate,easy to adjust.2.high sensitivity.3.low price.
THD:1--Accurate detection of ferrous,non-ferrous and other metallic objects2--Powerful 4-inch length ,360 degree detection area3--High sensitivity, without adjustment4--Vibration / light alarm indicator5--Top with lighting function.
