We recently tested out two new Maglites: the ML25LT and our new best overall pick, the ML150LR. In addition to this, we are working on testing out the the ThruNite LED Flashlight Archer 2A ...
This torch feels solid and weighty in the hand, with an excellent build quality, given the low price point. The light is ridiculously bright, being very easy to switch between a flood or spotlight, ...
With this circuit, any type of LED can be driven from a single-cell supply in the range of 1.0 to 1.5 V (see the figure). As a result, it can be used with alkaline, carbon-zinc, NiCd, or NiMH cells ...