Superior Quality: -molded thermoplastic housing with engineering grade. 5VA flame retardant, high-impact resistant, continue to operate in case of fire or earthquake. 90 Duration: Built-in Battery Backup.High-density NiCd battery provides min 90 minutes of emergency operation time for LED lights during power outages. Battery is included in the box. Flexible installation: There are 2 types of installation including ceiling mounted and back mounted and it can be widely used in commercial facilities to provide emergency lighting in different locations. SAFETY FIRST: The exit sign has bright adjustable lights on each side of the sign with 3 angle adjustments - 340° horizontal rotation, 220° vertical rotation, and 150° sideways rotation. These adjustable lights illuminate the path to safety.<br><br>Colour:White Material:plastic<br><br>Package Contents: 1 * LED Exit Sign<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.