One of the easier, but often overlooked, aspects of motorcycle care is battery maintenance, especially for those who live in ...

The Battery Doc is a smaller-sized charger. It works well…but so do many others. It’s a bit difficult to distinguish between the yellow and green light colors, but this doesn’t seem to affect the ...

If you’ve owned an electric bike, e-scooter, or other personal mobility device (and especially if you’ve owned more than one), you know they all have a charger that pretty much fits nothing else you ...

This simple circuit allows a 12V battery pack to be charged via a bike generator. The generator is rated at 3W and with this voltage multiplier circuit provides about 200mA at about 15km/h. A 12V ...