Portable Bluetooth Scene Controller - Shelly BLU Button 1 Blue is a compact, Bluetooth-enabled remote that allows you to trigger custom actions and scenes with ease. Featuring multiple click options, sound and light feedback, and extended range, it works flawlessly with Shelly Plus and Pro devices to control lights, blinds, door locks, and more, all with long-lasting battery performance. Secure and Encrypted Operation - Built with AES encryption, Shelly BLU Button 1 ensures all data transmissions remain secure. It also includes protection against replay attacks, offering a reliable and tamper-resistant smart control experience for your home or office. Smart Control at Your Fingertips - Optimize your workspace with quick scene activation, no app required. With just a double tap, set your ideal office environment by adjusting lighting, climate, and blinds simultaneously, making it perfect for meetings or presentations.