Nanoleaf's EXPO Smart LED Display Cases are priced at $270 for a pack of four, with expansion cases available for $63.They are rectangular LED-equipped display boxes with white plastic sides and clear front and back panels.These cases, while sturdy, have limitations in height and take effort to assemble.They connect together with connectors, allowing for different design setups, but lack wall mounting hardware.The cases offer touch-based controls for color and brightness adjustments, but some find them overly sensitive.Connected to the Nanoleaf app, the cases offer over 16 million colors, patterns, and light sequences.The cases support connectivity with HomeKit, Siri, and Thread for improved connectivity.Nanoleaf provides various color options, including shades of white, brightness control, and customization for ambient lighting.With a two-year warranty and 30-day return window, the EXPO Cases strive to offer reliability and customer satisfaction.Despite some minor drawbacks in button sensitivity and color options, the EXPO Cases are a unique and valuable option for collectors.