Jupiter 1000w Continuous/ 2000w Peak Power Inverter (63523) on 2040-parts.com

Tesla system will swap a Model S battery in 90 seconds

"This is the title fight," said Elon Musk, in typical brashness. "This is battery-powered versus gasoline." The Tesla CEO preached this to a crowd of Tesla owners and supporters while formally confirming the company's worst-kept secret: the fact that the Model S sedan's batteries were designed from the beginning to be swapped out. The system Tesla envisioned has plenty of ambitious, techno-wizardry automation, with a focus on as much convenience as possible: The Model S will drive over a pit containing machinery which automatically changes the battery from underneath in approximately 90 seconds -- and the driver doesn't even have to get out of the car.

The Alliance on Winter Tyres: The world’s gone MAD

Philip Hammond dropped a clanger on Winter Tyres We’ve banged on about Winter tyres to anyone who’ll listen – and those that won’t – for longer than we care to remember. And we’ll continue to do so. Winter tyres can offer better grip in crappy conditions than driving an SUV.

Driver spends £3,400 on failing theory test 110 times

A WOMAN from London has failed the driving theory test 110 times, it has been discovered. At £31 per attempt, she has therefore spent £3,410 on failing the first half of the driving exam - and cannot sit the practical element until she passes. The woman, who was not named but is from the south east of the capital, is followed by many more hapless learners including a 30-year-old man from Peterborough who has had 86 unsuccessful attempts at the theory test.