<b>2-PACK 1’x4’ LED PANEL LIGHTS for drop-ceiling, 4500 Lumen (Surface mount kit NOT included)</b></br></br> <b>SAFETY:</b></br> ▶<b>UL listed, DLC certified</b> for North America market. High quality, flicker free, dimmable driver embedded with junction box. No extra junction box needed. </br> ▶<b>UL Class2 LED Driver.</b></br></br> <b>FEATURES:</b></br> ▶<b>Wide Input Design: 100~277VAC, 50/60Hz.</b></br> ▶<b>Dimming:</b> compatible with <b>0~10V dimming system</b>, and <b>Resistance & PWM dimming system</b>, 10%~100% brightness adjustable. *<i>TRIAC dimmers are NOT supported.</i></br> ▶<b>Hanging Rings:</b> included for extended use and applications.</br> ▶<b>Suitable for damp locations</b></br></br> <b>SIZE OPTIONS:</b></br> ▶ Various size options at <b>1’X 4’, 2’X2’, and 2’X4’</b>. Perfect for your grid ceiling/drop ceiling. </br></br> <b>APPLICATIONS:</b></br> ▶ Offices, shops, schools, hotels, home, hospitals etc. Excellent brightness and accurate color rendering index of <b>CRI>85+</b>. </br></br>▶ Hard wiring required when install (Surface mount kit not included).