Easy to install, no need for wires, fit and forget High efficiency solar cell for zero electricity cost and 100% savings Easy to adjust mounting bracket allows wall or post top mounting. Adjustable angle of the solar panel and LEDs allow precise mountings. Single PIR motion sensor triggers illumination upon detection. Sensor operates 90 degrees and up to 19feet (8metres) away. LEXSF11B40 "- 1080Lms, 10W, CCT 4000K, IP65 - Full & Dimmed Modes - 1-8m PIR detection range - Auto ON at night & Auto OFF at day - Adjustable Mounting Bracket