PRODUCT DESCRIPTION: Power Comes From Your Winding. Just a Few Seconds Of Winding Can Provide Continuous Lighting radio for 35 Mins 180 degree ivel Head With Dual Lighting. 3LEDs to conserve battery life;5LEDs to light for max power Red Binking Flashlight For Emergency Ultra Bright LED With More Than 50,000 Hours Lifespan Special Design To Hook And Hang It Easily Ideal For Hunting, Camping, Or Any Emergency Windup LED Flashlight Never Needs Batteries And It Is Great For Indoors And Outdoors PRODUCT DETAILS: Item Number: LKL-503R Product Name: SMART ECO LED FLASHLIGHT WITH FM RADIO Color option: Silver, Red, Yellow Material: ABS Bulb : 5pcs Ultra Bright LEDs LED Life: over 50,000 hours Battery: 4pcs 1.2V, 500mAh rechargeable Ni-Mh batteries