Yes, The Micro USB works to charge the Galaxy S5! But will not Sync Data. Charge your device while you're on the road. This Samsung car charger allows you to use your mobile phone while it is charging. Samsung's quick-charging technology powers your phone while it charges its battery, so you can make calls, check your messages or browse the Web while your phone is charging. The included micro USB to USB cable is detachable so you can also take it inside to use it to charge your device with a wall adapter or charger from your computers USB Port (Will NOT Sync Data). It plugs right into your car's 12V DC plug-in socket. The plug never heats or overcharges the battery. Never run out of power while on the road again. With the Samsung 2 Amp In-Car Power Charger, you can be sure that your micro USB compatible smartphone will always be fully charged and ready to go.

• Samsung Micro USB Vehicle Car Charger Power Adapter for cell phones and tablets
• Yes, The Micro USB works to charge the Galaxy S5! But will not Sync Data.
• Have unlimited talk time while plugged into a power source.
• Samsung Quick Charging Technology never heats or overcharges battery.
• Includes: 1 Detachable Micro USB to USB 3 Foot Cable and 1 Car Power Adapter

Samsung Micro USB Vehicle Car Charger Power Adapter for cell phones and tabletsSamsung