Our Lamps series have reliable quality assurance, Strict test method, Professional team and manufacturer give you trust and guarantee.Size:22cm | Colour:Round:Material: aluminum, PC.Switching mode:You need to install a switch by wiring.Color: black.Light source: LED.Power and Plug Description:corded-electric.Voltage: 110-240V.Irradiation area:10-20 square meters.Style: Retro, Simple, European Style.Applicable places: lawn, outdoor, courtyard, villa, garden, fence, balcony, park, community, etc.Package：Column Light *1(with a LED bulb).1. Due to the shooting environment and the display resolution of the different,there may be a little color error.2. There may be a measurement error of 1-2 cm due to the difference between the production lot and the measurement method.3. If any item found defective(Non-Artificial Damage, please contact us by e-mail.High-quality products, excellent service,if you have any questions,feel free to contact me by e-mail,I will reply you as soon as possible. Thank you!Please note: For safety reasons, installation by a professional electrician is required.