Full review, its a long one, but hopefully full of informative nuggets and a bit of fun! Enjoy! Buy your i5 here! https://www.speedyfeet.co.uk/collections/electric-unicycle/products/i5-ips-electric-unicycle-245wh Regarding the beeping downhill (Long beep) we have the following from IPS: "..when you ride downhill the potential energy will transfer to electric energy, and the battery cell voltage will be up, more than 4.2v, it will beep. even only one battery cell is over 4.2v, but at same time, the battery capacity may not 100%...." *Corrections 1. I didnt go 'Hands Free' I actually went 'Free Hand'