Whether getting a regular 40V battery or the more efficient HP line, you can expect to get high performance and longevity out ...

The 40V battery, specifically Makita's Max XGT, takes 45 minutes to charge, whereas the 18V LXT only takes 40. The voltage is also not the only determining factor for how long a battery will run.

When you look at Ryobi's 40V battery line, you may wonder how much weight will be added to your power tools. Here's how heavy they actually are.

I have a 40v, 2 AH, Type 4 Black and Decker lithium battery for a trimmer that is capable of holding a charge but when placed in a charger produces a ...

The new 8.0Ah Battery is engineered for higher output power, and delivers up to two-times longer run time than the 40V max XGT® 4.0Ah battery (BL4040).

The new XGT 40V 9″ Power Cutter from Makita cuts through masonry and metal without gas, without oil mixing, without noxious exhaust, and without useless noise. This battery-powered machine means ...

[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example Ar… ...