AI & Data

01 · DirectionAI & DataRAG, AI assistants and agents

Products
GraphRAGAI assistant: answers from your knowledge base and books clients
Speech

02 · DirectionSpeech & AudioTranscription and voice AI

Products
RecordAIMeeting recording and transcription Voice English TutorVoice English practice
Vision

03 · DirectionComputer VisionFace ID, photo and video analysis

Products
Face IDBiometric access control Video AI EditorAI video editing
Automation

04 · DirectionAutomation & WebSaaS and process automation

Products
AI RecruitingAI candidate matching OKRFlowTeam goals and metrics
Robotics

05 · DirectionRobotics LabPhysical AI and teleoperation

Products
ESP32 Power SwitchRemote computer power control
Blog

Home / Blog

Blog · RSA Labs

Blog

Deep dives, notes and lessons from our directions: RAG and agents, speech, vision, automation, robots.

September 12, 2026Robotics Lab9 min read

Powering your home PC from vacation: a $2 ESP32, Wake-on-LAN and MQTT

I left on a long vacation while my RTX 5090 machine sat at home, occasionally needed for AI. Keeping it running around the clock felt wrong — so I built a $2 alarm clock on an ESP32: one button on my phone, the board wakes the computer over Wake-on-LAN, and once Windows is up I can do anything with it — down to exposing the local Ollama through a reverse SSH tunnel.