Easy to charge and charge does last a while. MartinAnother update. These traps caught many more moths than two other brands that I tried (one natural variety caught no moths and the checkered kind worked, but not quite as well). UPDATE: walked around town for ONE DAY and was left with a giant gash on my foot. These super loafers had a VERY hard Footbed and were extremely tight. It does work, BUT, after my first session of using it I decided to move it to another USB port as the one it was in is my headset port usually. Artículo de muy buena calidad, excelente longitud, con eficiente desempeño. Extremely comfortable, even after several hours of standing in them. You have to fit the boot and know how to fit the boot. I read through a lot of the reviews and dont honestly know what the less than perfect reviews are about.