Handy Type Needle Detector HN-30

Convenient hand-held device that is able to detect φ0.8mm steel at 5mm height from unit surface.

Features

• Can detect φ0.8 mm steel at 5mm height from detecting unit surface.
• Saves battery power by automatically changing to save mode when not in use. Starts automatically when taken by hand. Uses low electric consumption
• Light weight with firm, long grip without fatigue
• Large LED lamp makes detecting work easier
• Sensitive select switch between high and low sensitvity