Digipower - Re-fuel Battery Charger - Black - $24.99 - 4 stars
Keep your GoPro Hero4 ready for action with this Digipower battery charger. This charging kit uses any USB power supply to charge two GoPro Hero4 batteries at the same time. Included is a 3.3-foot mini USB charging cable so you can use this Digipower battery charger right out of the package.
DigiPower - Re-Fuel Double Battery Charger for GoPro HERO3 - Black - $19.99 - 4 stars
Capture plenty of action footage with your GoPro HERO3+ using this DigiPower RF-100GP3 double battery charger that features 2 USB ports for simultaneous charging. The charger features a micro USB input and includes a 2' micro USB cable for convenience.
HTC - Charging Stand for HTC RE Cameras - White - $39.99 - 4 stars
Compatible with HTC RE cameras, this HTC 99H20035-00 stand makes it easy to keep your device charged overnight, so you're ready to shoot when you want. The stand doubles as a vertical holder, allowing easy capture of quality time-lapse videos.
Bracketron - Power Dock Pro Flex - Black - $34.99 - 0 stars
Recharge your cell phone while traveling with this Bracketron Power Dock Pro Flex IPM-423-BX charger, which features a 5V, 1.5-amp USB port to deliver efficient power replenishment. The flexible neck offers 360° rotation for an ideal viewing angle.
PRO-mounts - Battery Charger Kit - Black - $41.99 - 0 stars
Capture plenty of action footage with your GoPro HERO4 using this PRO-mounts PMGP400 battery charger kit, which includes 2 lithium-ion batteries for lasting power. The kit features a 220V socket charger and a 12V vehicle charger.