# pyramidak double switch power This smart switch with logic unit Wemos D1 Mini have two relays and two sensor ports. Switch appliances using smart home via MQTT communication, door sensor, motion sensor, or physical button. ### Advanced firmware Specify the device type and switching behaviour via the web interface. Select the connected sensors, whether they are switching or measuring something. Adjust the luminosity of external leds. The device can operate autonomously, but by connecting to the central MQTT communication system you access all the states and commands available for creating automations. Firmware can be conveniently updated via a local web server. [More about Firmware](https://firm.jantac.net/firmware-en/) **In the pyramidak firmware in the Device setup, select 1-switch or 2-switches as Device Purpose.** ### Open central system Control the device conveniently by connecting to the central system. Create limitless automation from all your connected switches and sensors. You can create two separate switches or one switch from one device, or even control both switches as one. [More about System](https://firm.jantac.net/system-en/) ### Non-limiting hardware The quiet smart double switches with digital and analogue sensor ports allow autonomous operation, web-based management via WiFi, and MQTT protocol capable of communicating with the central system. The device also supports external LEDs and external switches. [More about Hardware](https://firm.jantac.net/hardware-en/) **Parts list - where to buy** [WeMosD1mini](https://s.click.aliexpress.com/e/_DBNhYw1) [box85x58x33w](https://s.click.aliexpress.com/e/_DlCyUJj) [relaySRD-05VDC-4](https://s.click.aliexpress.com/e/_DCp8EpT) [switchSlide](https://s.click.aliexpress.com/e/_DeBjsF3) [connJST3Pset](https://s.click.aliexpress.com/e/_DegKvUZ) [connBlue3P](https://s.click.aliexpress.com/e/_DFOBnN7) [HiLink220V5](https://s.click.aliexpress.com/e/_DD8A6bT) [fuseSlow500mA](https://s.click.aliexpress.com/e/_Dl4I38p) [capaci10V470uF](https://s.click.aliexpress.com/e/_DBBFJNL) [capaci275V.1uF](https://s.click.aliexpress.com/e/_DE0IZE5) [varistor10D561K](https://s.click.aliexpress.com/e/_DD7nVRX) [didoe1N4148](https://s.click.aliexpress.com/e/_DFWBo6d) [transistor2N3904](https://s.click.aliexpress.com/e/_DCV8eXL) [resistor](https://s.click.aliexpress.com/e/_DlBCyDX)