Our 400W Transformer is considered to be one of the best transformers in the industry. The easy-to-connect transformers are ready to assist in lighting your property. Featuring a built-in power meter, geographical location timer, and easy to use custom programming, there is no need for additional timers and photocells. This transformer is compliant with the newest energy regulations for both the US Department of Energy and the California Energy Commission. Proudly manufactured in the USA!