The Aqara Light Switch H2 EU (WS-K07D) is a versatile smart switch designed to integrate your lighting into a modern home automation system. It offers exceptional flexibility by supporting Thread via Matter, Zigbee, and Bluetooth, allowing it to work seamlessly across platforms like Apple Home, Alexa, Google Home, and Home Assistant. Depending on your home's electrical setup, you can install it with or without a neutral wire, though choosing the neutral wiring option enables real-time power monitoring and reports to help you track energy usage. Measuring 86 x 86 x 45 mm and weighing 192 g, this white switch fits standard System 55 frames from brands like Gira or Merten, ensuring it blends into your existing interior. This 2-gang configuration allows you to control two separate lighting circuits from a single point. For those using Aqara smart bulbs, the integrated MARS technology is particularly useful, as it keeps your lights connected to the network even when the physical switch is turned off, preventing the common issue of smart bulbs becoming unresponsive. Safety is handled through built-in overheat and overload protection that automatically disconnects the circuit if a fault is detected. You can also configure the buttons to act as wireless triggers, meaning they can launch complex automation scenes rather than just toggling a light. This makes it a practical choice for anyone looking to upgrade their home's infrastructure with a reliable, multi-protocol controller that prioritizes both safety and connectivity.