Browsing: battery

After pre-orders for iPhone Duo opened, Apple uploaded an EU regulatory document that finally revealed the true battery capacity for iPhone Duo: 4883mAh. Here’s how that compares to other iPhones.

Last month, UGREEN introduced a new Qi2.2 25W 10000mAh MagSafe battery bank for iPhone. There have been plenty of these, but this one has an interesting new twist: liquid cooling.

Engineering researchers at Lehigh University have developed a concrete thermal battery that could help data centers reuse heat removed from computing equipment.

Among Velotric’s current lineup of e-bike deals, the brand is once again offering the chance to score a $550 FREE extra battery with the Nomad 2 Off-Road Fat Tire e-bike for $1,999 shipped. While there is no price cut on the e-bike itself, the deal here is the biggest amount of savings we’ve tracked on…

When Apple announced the iPhone 18 Pro and 18 Pro Max, the phones were instantly overshadowed by their new sibling, the iPhone Duo, which has a passport-size design with a tiny iPad-like folding screen. That doesn’t mean that Apple’s latest pro phones don’t have their own appeal.

The Redmi Note 17 Pro 5G doesn’t always impress in our review. Find out which significant shortcomings, we identified for the Redmi Note 15’s (price starts around $340, available from Amazon.com) successor in our review.

We just benchmarked the first 5 Googlebooks, and so far, they’ve held their own against the best Windows laptops and the best MacBooks. This is especially true with the Snapdragon X Elite-powered Dell XPS Googlebook and HP Googlebook 14. Even if Google’s new laptops aren’t mind-blowing, they’re far more capable than the best Chromebooks.

The more USB ports on a device, the better, but things can get confusing when they all have a different symbol on them. Among the markings seen next to USB ports, it’s not uncommon to see a battery icon, which typically indicates that it’s a USB Power Delivery port. Known as USB PD for short,…

Fall Prime week is ushering some notable deals on official Apple accessories, from the first price drop on its all-new Magic Keyboard and rare Magic Mouse discounts, right through to the first chance at savings on the new iPhone 18 Pro/Max cases. However, now that iPhone Air is $260 off in brand new condition, we…

Apple iPhone owners can stretch battery life by turning off Background App Refresh, a setting drawing fresh attention as iOS 27 users report faster power drain.