Bluetooth-controlled action and scene activation button. Execute up to 4 predefined actions or scenes with simple click combinations. Compatible with Shelly Plus and Pro devices. Reaction time of under one second. Activatable "Find me" function. Full compatibility with the new Home Assistant BTHome protocol. Range of 10 m indoors and 30 m outdoors. One click for a smarter home. With the Shelly BLU Button1, you can quickly control your smart devices with just one click. Simply set it up and place it where you need it most. Whether you want to turn off the lights, adjust your blinds, or lock your front door, the BLU Button1 brings the power of your smart home right to your hands. Scripting. With the scripting features on your Shelly devices, you can easily create complex local actions triggered by the Shelly BLU Button1 when it is within range. Now you can fully customize and automate your smart home based on RSSI. Additionally, you can use the same button to trigger different actions in various locations, such as at home, in the office, and at the villa, without having to remember different press combinations. Scripting functionalities create endless possibilities. High protection. By supporting the Advanced Encryption Standard, we have ensured that all communications are encrypted and secure. This encryption guarantees that even if someone attempts to intercept your device's communication, they will not gain access to your data or compromise your security. Furthermore, you can rely on our device's built-in protection against replay attacks, ensuring that any attempts to manipulate the signal are thwarted.