Our mission In TORCHSTAR, our goal is to provide quality energy-saving lighting products for our customers. With the expertise in the LED technology, our product not only superior in performance but also make your lighting experience more enjoyable and comfortable anytime and anywhere. This LED Exit Sign Light's premium-grade construction and flame retardant, high-impact, low-profile design make it the perfect choice for long-term use. -The two adjustable light heads can light up the exact direction you need. -The light heads and Exit sign will stay on after a power outage to indicate direction and provide emergency lighting. -Stays on for at least 90 minutes during a power outage. -Three installation methods: top-mount, back-mount, side-mount. -Compatible with AC 120V & AC 277V power for both residential and commercial applications. Two Adjustable Lamp Heads Light up the exact areas you want by directing the 2 adjustable lamp heads. High-quality COB LEDs deliver an excellent lighting effect. Ultra-Long Battery Lifespan The 3.6V 1000mAh battery's super-large capacity keeps this emergency light working for at least 90 minutes during a power outage. Test Button & Test Light on the Bottom On the bottom left side of the light body is a test button and a test light to test the lamp during installation. One Removable Arrow on Each Side The arrow on each side can be removed to meet your needs. Back Mount Side Mount Top Mount Note: 1. Please check the building codes for Chicago and New York City. 2. To test the light, press the "TEST" button and the emergency light will turn on. The emergency light turns off when the button is released. Specifications: Wattage: 2W Voltage: 120/277V Luminous flux: 140lm Beam angle: 120° Working temperature: 32℉-104℉ Battery: 3.6V 1000mAh Waterproof rating: Damp location