Time Taken to Charge on the UNSW Library Lawn
9% to 28% = 18:17:18 mins
9% to 23% = 13:21:20 mins
9% to 17% = 08:31:33 mins
[Lisa Dew, 2016]
*Note:Tested using Iphone 4 for two reasons - waiting for Virgin to update there treadmills & sound quality is better.