Features: Enhanced 80mm Detection: Advanced sensing technology proposals consistent identification up to 80mm for magnetic materials like reinforcement pubs through thick concrete, dry surfaces or wooden floors. Flexible Scanning Modes: Features dedicated modes for magnetic/ magnetic metals (60mm aluminum/copper), wood center/edges (38mm) and active cables (51mm). Lighted LCD & Alert structure: Clear illuminated screen shows real time scanning progress and depth readings. Thin 2.25Cm Ergonomic Design: Innovative compact build measures only 2.25Cm thick with 138g weight. Textured handle allows secure handed control, significantly reducing fatigue during prolonged overhead work. Auto Adjusting & Safety Feature: Automatically sets up when placed on surfaces to prevent false readings. Specifications: Depth measuring extent: 1mm - 80mm magnetic metal Detection depth up to: 80mm (such as steel pubs, iron pipes) -Magnetic metal detection depth up to: 60mm (such as aluminum tubes, copper tubes) -Metal/wood detection depth up to: 38mm (such as wooden beams, water pipes) Detection depth of charged objects up to: 51mm (such as conditioning power lines) Display structure: good-definition LCD green backlight LCD display Shell substance: Industrial grade -resistant ABS Power input: 9V battery Product size: 18.5 X 7.9 X 2.25 Cm (thin design) Product net weight: 138g (excluding battery) Total weight with packaging is about 200g Package Includes: Wall detector × 1 Instruction Manual × 1 note: Pay attention to the storage methods.