Imagine writing, erasing, and heating with one sleek panel. The SunDirect IC900‑Plus‑Black offers exactly that: a 70 × 125 cm chalkboard that doubles as a powerful infrared heater. Its polished steel reflector and edge‑to‑edge heating design deliver efficient warmth (up to 95% efficiency). Control it effortlessly via RF with Smart2.0/Smart2.0 Pro/SmartPlug for energy‑saving schedules ... https://www.sundirect-heater.com/infrared-blackboard-heater-ic900-plus-black/