Item No.: C23A050
.Utlizing the procedure of scanning and marking from two sides,the Stud Detector will find the cecter of wood or metal studs through 3/4 inch surfaces  
. Within 1/8 inch accuracy.  
.Power:9V battery  
.Shock Resistance: Resistant to shock from 5 feet dropped onto concrete  
.Water Resistance: Water resistant,but not waterproof  
.Operating Temperature:-7℃~+45℃  
.Storage Temperature:-20℃~+60℃