10 best battery lawn mowers of 2026, expert-tested and reviewed

Consumer Reports highlights top-rated models from Ego, Greenworks, Kobalt, and other brandsMany battery mowers perform on a ...

BLUETTI Mini Portable Power Station Hits Its Lowest Price, Now Priced Like a Small Power Bank

You can find this Bluetti Elite 10 Mini Portable Power Station on Amazon for $119, discounted by $80 and 40% off of its ...

What Is The Difference Between Makita XGT And LXT Chainsaws?

Makita XGT chainsaws offer 40V power with single batteries, while LXT uses 18V or 2x18V (36V) setups. Compare weight, bar ...
Hackaday

Cheetah MX4 Mini: A Pint-Sized 3D Printer Controller

There’s a seemingly unending list of modifications or upgrades you can make to a 3D printer. Most revolve around the ...
IEEE

Constant Power-Constant Voltage Battery Charging Based on a Loss-Free Resistor Approach

Abstract: A constant power (CP)-constant voltage (CV) protocol for battery charging is implemented in a conventional boost converter with output filter (BOF) by imposing loss-free resistor (LFR) ...