I just ordered a silver Sig 50 to match my black one. Thought I'd share the deal for my favorite device! I've been using my first Sig 50 for the last 6 months and it is a rock solid and reliable device. Sigelei 50w Vr 2 - MyFreedomSmokes I don't know how long it will last but they have both Black and Silver available. The total was $47.51 with shipping to Maine.