Caswell Plug N' Plate Workshop Electroplating Kit Includes ALL of our Plug N Plate Solutions. Nickel, Copper, Copy Chrome, Gold, Silver, Brass, Bronze, Tin, Zinc, Black Krome. Power Supply: 110VAC Input, 300ma DC Output. US Plug Full Instructions and Free Technical Support Included Includes Power Packs and Wands. Gold has 4 month shelf life Contact Caswell If You Have Any Questions Before Purchasing