iSinwheel review: electric scooters and e-bikes with a strict return policy
iSinwheel runs an autumn sale with per-model savings, but its refund policy carries fees you should read before ordering. A research-based review.
6 articles
Tech & Gadgets
Laptops, phones, scooters and power gear: how to read the spec sheet and avoid paying for numbers you won't use.
BLUETTI review: power stations on a time-limited sale, with a 30-day guarantee you partly pay for
BLUETTI's US site is running a Fall Deals sale until 19 October, with bundle savings up to $1,100. Returns are possible for 30 days but cost you shipping. A research-based review.
How to size a portable power station: watts, watt-hours and the maths in between
Two numbers decide whether a power station works for you: how much it can output at once, and how much energy it stores. Here is the sum.
An electric scooter buying checklist, from range claims to the law
Advertised range is measured in ideal conditions. Before you buy, check weight, brakes, battery safety marks and where you can legally ride.
Phone battery health: the habits that matter and the ones that don't
Heat does more damage than charging overnight. A short guide to what actually wears out a lithium-ion battery.
How to read a laptop spec sheet without paying for numbers you won't use
Processor names, RAM, storage and screen brightness all sound important. Here is which four lines actually decide how a laptop feels day to day.