The contrast figure on a monitor’s box was measured in a dark room, and you don’t work in one. By three in the afternoon the light around your desk has …
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Most owners resent paying every month for clips they open twice a year. The resentment is fair, yet the plan sells one thing you’d miss once it’s gone. Before you …
The camera with the biggest resolution on its box is often the one that fails to name a face at your door. What decides it is pixels per metre at …
How many times a day will the camera wake? Answering it takes a three-day tally and one sum. In wired or battery security cameras for a family home, wired wins …
Beside each cover on an e-reader’s shelf sits a small mark showing whether the book is on the device or out in the cloud. That mark hints at the real …
A 6-inch e-reader screen is about 9 cm wide, and an A4 page is 21 cm wide. That ratio comes first when you’re choosing an e-reader for long reading. Novels …
Does a laptop plugged in all day wear its battery out faster than one that runs on it? That turns on one count: the hours a day the pack would …
A camera screwed under the porch roof sees every visitor from above, and a visitor’s face is the part it was bought to catch. To place home security cameras so …
A laptop day works like a household budget. The pack holds a fixed amount of energy, and the only lever you own is how fast it’s spent. To stretch your …
The charger light says full while the gauge reads 80%. What lets a laptop charging limit protect battery life is voltage. A lithium-ion cell sits at a higher voltage the …