-Solar&Crank Dynamo Camping Light -Eco-Friendly, 6 LEDs -Metal handle -For hurricane, camping tent, emergency, outdoor picnic SB-6013B Solar Crank Dynamo LED High Power Emergency Flashlight1. CE+RoHS+BV+GMC2. High quality+competive price3. MOQ is 3000PCS (logo customized)Working Principle This product adopts the principle of solar and cranking for power. Cranking the handle to drive the generator ...