Testing Equipment

1pc Professional High-Precision Portable Breathalyzer With LCD Digital Display - Non-Rechargeable AAA Battery, Black ABS Design, Suitable For Home Use, Home Alcohol Detection|Digital Display Device|Durable Plastic Shell, Alcohol Detector - Delivered Without Battery

Rechargeable Breathalyzer, Portable Personal Alcohol Analyzer With LCD Digital Display, Alcohol Detection Testing Tool (Black)

1pc Handheld Metal Detector With LCD Display - High Sensitivity 360° Detection, Vibration Alarm, Ergonomic Design, Suitable For Treasure Hunting, Gold Detection, Battery Powered (Batteries Not Included), Handheld Metal Detector Wand

1pc 5-In-1 Stud Finder, Equipped With Smart Microprocessor Chip And High-Definition LCD Display, Stud Finder For Detecting Center And Edge Of Wood, Wires, Metal Studs, And Joists

1pc POE Anti-Burn Multifunction Network Cable Tracer, Wire Locator, Cable Tester, Without Battery

Teckwe 1 Piece Non-Contact Blow Type Alcohol Detector High Precision Portable Breathalyzer Professional Drunk Driving Testing Instrument With Fast Response Digital LCD Display Auto Power-Off Long Battery Life For Drivers Law Enforcement Personnel Workplace Safety Checks Parties Weddings Daily Use Accurate Alcohol Tester,The Battery Capacity Is 150mAh