Zigbee 3.0 Protocol Enjoy the benefits of the fastest, most stable, and energy-efficient smart home technology. Automation Support The switch can run automations, switch between smart scenes and change its functions depending on time of the day or other conditions. 5 Year Battery Life Consumes very little energy, and can last for 5 year without changing batteries. High-Speed Click Mode For seamless control, the response time decreases down to 50 ms. Multiple Configurable Actions Single click, double click, long press, press 2 buttons simultaneously. Flexible Installation Put on a horizontal surface directly, stick onto a flat surface using the included adhesive pad or screw in place of the existing wall box. Award-Winning Design Our premium design, also used in the Wall Switch H1 EU, makes it feel more durable and high-end. 2-Way Switch Setup Support with Wall Switch H1 EU Upgrade your existing 2-Way setup using the Wall Switch H1 EU with the Wireless Switch H1, which can be placed on top of the existing wall box used for secondary 2-Way switch. Supports Apple HomeKit You can use the Apple Home app or the Aqara Home app to control Wireless Switch H1. It also works with other Aqara accessories or HomeKit-enabled accessories to provide you with a smarter home.