Product details:

The Fisher CW-20 hand-held security metal detector wand is an all-purpose high performance wand at an economical price. The wand detector is capable of locating all types of metal while offering the user a choice of three frequencies to eliminate the possibility of any interference. The Fisher CW-20 security wand is commonly used in schools, courtrooms, correctional facilities and at sporting events, nightclubs, and in other public areas.