The SL-350 is a battery backup device (UPS) that features advanced lithium ion (LiFe) battery technology to achieve a light weight and thin profile design. Measuring only 6.9" x 8.5" x 1.25", this UPS is well suited for installation in small spaces previously impractical for an ordinary UPS. In the commercial audio video market, the SL-350 provides power continuity to support video projectors and digital signage components.,The SL-350 is a battery backup device (UPS) that features advanced lithium ion (LiFe) battery