hey, all $ h& j1 _, n6 o$ Nmy cowoker lend me a battery recharger, but it is very old, and i think there is always a potential danger using it.. & ^8 ~) @. U& \: G5 J+ G8 t 6 |( y) G& E; Ki donlt know...having a car is very troublesome.. 8 H$ |0 v% V8 \2 A$ {2 l/ \% ` & D$ l( v/ D* `now i see any red light on my car dash, i feel like having a heart attack....