A $12 power meter helped me test which electronics in my home were the biggest energy vampires. The result caught me off guard.

Power Integrations, Inc. (NASDAQ:POWI) Q4 2025 Earnings Call Transcript February 5, 2026 Power Integrations, Inc. beats earnings expectations. Reported EPS is $0.23, expectations were $0.19. Operator: ...

Specific to content creators, overlanders, or adventurous campers, the DJI Power 1000 V2 works at higher altitudes. The ...

Believe it or not, not all USB ports yield the same amount of power, but here's a $10 gadget that can show you which ones you ...

Despite their limited use for testing wall chargers and power banks, USB inline testers let you compare power sources. In three videos, we take you through their features, and we also try an inline ...

I tested popular 'power-savers' on the market - here's the only one that isn't a scam ...

Discover the best USB-C hubs for 2026 with power delivery, 4K display support, and fast data speeds. Compare features to find ...

Discover the best power banks in 2026 for travel. Compare fast charging and high-capacity options, USB-C technology, and ...

Xiaomi has quietly expanded the availability of its UltraThin Magnetic Power Bank beyond Asia. The wireless power bank with ...

This Joyroom power bank features a 10,000mAh (37Wh) battery capacity. If you factor in 80% power efficiency, here are the approximate number of times you can fully recharge some of the more popular ...

A full-featured web-based monitoring application for FNIRSI USB power meters with cross-platform support. Automatically detects and identifies your connected device. FNB48P/S Premium USB tester with ...

We may receive a commission on purchases made from links. If you own a relatively recent model of an iPhone, or basically any Android phone from the past decade, you'll notice it uses a reversible ...