To use this vintage industrial Czech warehouse light, simply install it in a suitable location in your warehouse or workspace. Make sure to connect it to a proper power source according to the electrical regulations. As for maintenance, regularly dust the light fixture with a soft cloth to keep it looking its best. Avoid using harsh chemicals or abrasive materials that could damage the enamel finish. Also, check the connections periodically to ensure safe operation. If you notice any issues, it's best to consult a professional electrician.