Actually, I think that kit used to come with a larger (900 MaH) VV battery, but now it only comes with one small (650 MaH) non-VV battery. Maybe the first upgrade could be a VV battery:
http://www.naturevape.co.uk/store/#!/~/product/category=8530334&id=34528765
@Butters started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Actually, I think that kit used to come with a larger (900 MaH) VV battery, but now it only comes with one small (650 MaH) non-VV battery. Maybe the first upgrade could be a VV battery:
http://www.naturevape.co.uk/store/#!/~/product/category=8530334&id=34528765