USB-A TO MICRO USB-B DATA BLOCKER CABLE: Charge-Only design without data pins for physical data blocking, protects from data theft/corruption & leak prevention while stopping spyware/malware attacks on smartphones, & Micro USB-B mobile devices SECURE CHARGING CABLE: 3ft (1m) long cable to charge smart phones, tablets, headphones, cameras anywhere, Ideal for high-security use in public, corporate, defence & educational environments VERSATILE CABLE: Secure data adapter cable delivers up to 5V at 2.4A (12W max), Works with all USB-A ports from host computers to wall chargers and charges USB micro-B enabled devices ROBUST CONSTRUCTION: Durable Heavy Duty Rugged black TPE cable jacket prevents damage & fraying while Al/Mylar foil with braiding minimizes electrical interference; for on the go use with public charging ports in airports, shopping malls & hotels SPECS: Dimensions: 3ft (1m) | USB-A male to micro USB male Cable | Power: 5V, 2.4A (12W max) | Rugged TPE Shell & Jacket | Unique cut-away design shows secure power-only lines | Backed by StarTech.com for lifetime Connector type: micro-usb/usb