Syma S107 remote helicopter battery problems and upgrading the battery
Are you experiencing battery problems with your Syma S107 remote control helicopter? If you are then you might find one or both of the videos below useful.
The first one is from Topvideos1001 and takes you through through potential problems such as swollen batteries and how to avoid them by overcharging.
The second video from Brad Tada takes you through the steps required to remove and replace the battery in a Syma S107 helicopter. This does involve soldering and so should be undertaken by those who feel competent about their soldering skills.