14-05-16, 08:00 AM
I use a cheap waterproof phone holder as I also use my phone as sat nav, along with an Optimate USB charger which I also got a good deal on Fleabay with. Had no problems at all:
http://www.ebay.co.uk/itm/Bike-Bicycle-M...T3WmSL1lXw
http://www.ebay.co.uk/itm/OPTIMATE-USB-C...SwDN1UT4ue
http://www.ebay.co.uk/itm/Bike-Bicycle-M...T3WmSL1lXw
http://www.ebay.co.uk/itm/OPTIMATE-USB-C...SwDN1UT4ue