Electric fences have been a reliable ally for farmers looking to keep livestock in or vermin out, but their usefulness has always been hobbled by the capacity of run-of-the-mill batteries. So, for those who can’t call on a supply of mains power, that means traipsing to the field on a regular basis to make sure the energiser is still sending a hair-raising shock down the line. To combat the problem, suppliers have started offering solar panels designed to extend the […]