**Eufy** is a leading smart home brand under Anker Innovations, specializing in affordable, innovative devices like robot vacuums, security cameras, video doorbells, smart locks, scales, and lighting to enhance home security, cleaning, and automation.[1][2][4] Launched in 2016 from Anker's Shenzhen, China headquarters, Eufy (pronounced "you-fee") emerged as a sister brand to Anker's mobile accessories, founded by ex-Google engineer Steve Yang in 2011.[1][2][3] It debuted with the RoboVac series, challenging iRobot's Roomba at aggressive prices via Amazon and direct sales, while introducing smart lights and humidifiers.[1][3] By 2020, expansion hit security systems (eufyCam, S4 Max NVR), health gadgets, and Kickstarter hits like the EufyMake E1 3D printer, building a unified ecosystem for self-monitoring users.[1][2][4] Key achievements include serving over 65 million Anker customers across 100+ countries, earning a solid reputation for value-driven tech despite early cable recalls under Anker.[2] Eufy's no-subscription model, local storage emphasis, and AI features like radar-activated lights position it as a budget rival to Nest, with consistent line expansions.[2][7] Currently, Eufy thrives in a competitive market, rated 7.5/10 for security systems ideal for DIY enthusiasts, though limited voice assistant integration persists.[2] Products sell globally through Amazon, Best Buy, and eufy.com, targeting tech-savvy homeowners.[1] A 2022 privacy scandal dented trust when cameras uploaded data to clouds despite local-only claims, prompting apologies, policy updates, end-to-end encryption, and regulatory scrutiny—highlighting IoT vulnerabilities.[1] Yet, Anker's track record and innovations like eufyCa