ELF tricycle is a pedal, solar electric assist Eco-commuter
ELF Solo | Organic Transit
Report and photos from test ride of Organic Transit's ELF trike – BikePortland
Organic Transit's Enclosed Tricycle Is Half Bike, Half Car - IEEE Spectrum
A toast to your good ELF - the solar e-bike has landed! - Bike Auckland
On a misty winter day, an elderly man (age 94) in a blue jacket takes his first ride in his new white pedal-powered/electric ELF tricycle Stock Photo - Alamy
Solar powered electric bike-cars ELF and PEBL might just be weird enough to work | Electrek