 "GoPro Dual - battery charger USB" " GoPro USB AHBBP301 Digital Camera Accessories CDWG.com
"Conveniently charge two GoPro Li-ion batteries simultaneously with the dual battery charger. Featuring USB compatibility, you can power it with most standard USB chargers, the GoPro wall or auto charger or a computer. Dual LED indicator lights display the charging status of both batteries: in process (amber) and fully charged (green)." 
 "Canon LC-E6 Battery Charger (for LP-E6)"@en Aden Camera "@en " Canon LP-E6) | Digital SLR Toronto Canada Store Cameras
"
                        The LC-E6 Battery Charger from Canon is designed for use with the Canon EOS 5D Mark II, 7D and 60D Digital SLR cameras. This unit can be used to charge a battery for these cameras from a standard electrical outlet.
                    "@en 