Features: High precise digital voltage tester with double color LED alerts, LCD display, and none contact detection for accurate voltage measurement from 12V to 250V. Crafted with magnetic tip, this pen style detector features ABS construction for slip resistant grip and corrosion resistance. Ideal for electricians, maintenance technicians, and DIYer enthusiasts requiring reliable voltage verification in residential or industrial setting. Safely troubleshoot live circuits, outlets, and appliances at homes, workshops, or construction sites with audible/visual alarms. Streamlines electrical diagnostics effortlessly, its pocket sized design and alerts system prioritize user safety during voltage testing tasks. Specifications: Detection ranging: 12V~250V Detection frequency ranging: 50Hz~60Hz Display method: analogs digital voltage display Alarm method: LED two-color light prompt LCD display Package Includes: 1pcs Voltage Detector Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.