800W on-grid, plug & play 2.4kW PV input, 4 MPPT Anti feed-in, with MARSTEKCT002/003/Shelly HD touchscreen, user-friendly & energy-efficient Stacked design,expandable up to 10.24 kWh IP65 waterproof

Install in Minutes Control Multiple Units Simultaneously Integrated with household smart meters Supports Infrared/P1/TIC communication Better compatibility with Marstek Products Control power with smart App High security and strong signal strength