 You don't need to be an 'investor' to invest in Singletrack: 6 days left: 95% of target - Find out more
I imagine that battery live will be poor, but still, pretty good for being seen.
http://www.halfords.com/webapp/wcs/stores/servlet/product_storeId_10001_catalogId_10151_categoryId_165636_productId_956247_langId_-1?cm_mmc=GooglePPC-_-Google%20Product%20Search-_-Bike%20Parts%20%26%20Accessories%2FBike%20Lights%20%26%20Reflectors%2FBike%20Lights-_-Fuze%20Wheel%20Writer&source=ppc&adtype=%7Badtype%7D&%7Bcopy:_$ja%7D&%7Bifdyn:_$$ja=tsid:35588%7D%7Bifpe:_$$ja=ad=pe%7D&_$$ja=cgid:2677029964|tsid:35522|cid:74434564|lid:51329994004|nw:{ifsearch:search}{ifcontent:content}|crid:10353943564|dvc:{device}|adp:{adposition}|bku:1&gclid=CKu4v6-NxrkCFbHKtAodaX0A6A#tab2
Only if I was 12 years old and commuting to school. I'm not so its a no from me.