The Nemesis is a Lotus Exige modified by British company Ecotricity. According to Dale Vince, the director of Ecotricity, the car was meant to "smash the boring, Noddy stereotype of the green car". It took two years, a team of F1 engineers, and to make, including of Dale Vince's own money.
The Nemesis used the chassis of a Lotus Exige bought off eBay. The petrol engine was removed and replaced with two electric motors and a new transmission. Battery packs were strategically placed and the air ducts on the original body were removed, as they are not needed for electric propulsion. The exterior was painted grey with black and white stripes. The car has a range of on a charge from a 36 kWâ h battery. All the electricity the car used came from wind power produced by Ecotricity. The car has a hypothetical top speed of and can go in 8.5 seconds.
On 27 September 2012, the Nemesis recorded a top speed of at Elvington Airfield in North Yorkshire, a feat that broke the land speed record for EVs (electric vehicles) in the UK. The previous record was .
The British patrol vessel Nemesis was named after the car. Following its service with the New South Wales Police, the vessel was acquired in 2024 by the Green Britain Foundation to serve as the flagship for their Fish Net Zero (FNZ) marine conservation project.