When you&';re on the go, Midland&';s ER310 brings life-saving emergency and weather alerts anytime, anywhere with multiple power sources to ensure safety before, during, and after the storm or emergency.ON-THE-GO Portable National Weather Service alerts anytime, anywhereLONG BATTERY LIFE Rechargeable lithium-ion battery gives up to 45 hours of normal useMULTIPLE, SUSTAINABLE POWER SOURCES Solar, hand crank, rechargeable lithium-ion batteryPOWERFUL FLASHLIGHTCreeA(R) LED flashlight for power outages or navigating low-light areas Features Multiple sustainable power sources - Solar, hand crank, rechargeable lithium-ion battery Extremely bright flashlight uses LEDs - 1400 Lux SOS Flashlight Beacon - Activates Morse code for emergency assistance Ultrasonic Dog Whistle - May assist search and rescue teams in locating individuals during an emergency situation Long battery life - 3500 mAh rechargeable lithium-ion battery gives up to 45 hours of normal use NOAA Weather Radio with Alert - Weather alerts sound when issued on local channel Low/High Flashlight Brightness Settings - Lets you adjust to conserve battery life Ideal for Emergency preparedness, camping, beach, park, and everyday Use 6 'AA&'; Battery Back-Up Power Option** Dimensions - 8.0&';&'; x 3.4&';&'; x 2.4&';&'; *CreeA(R) is a registered trademark of Cree, Inc. or one of its subsidiaries. **AA batteries not included