LED Flashlight LED Flashlight without Battery and Hand-pressing for Power Generation Key Specifications/Special Features: Features: Hand-pressing for power generation Ultra-bright LED lighting Maximum brightness can reach 30,000mcd Convenient to use and never need to change battery Long lifespan Unique design, lightweight size and attached a string makes convenient to carry No battery flashlight for camping, electronic gift and unique product Main technical parameters: Lighting: Squeeze the hand crank at the speed of about 2 times per second for 1 minute can make 2 LED's lighting for 3 minutes Notice: squeeze the hand crank to the end position Lifespan: Switch: 10,000 times LED: 1,00,000 hours Plastic part: 5 years Whole unit: 5 years Instruction: lighting Release the hand crank by sliding the rear switch to the back position and give a few squeezes for 20 to 30 seconds to generate the power Push the switch forward makes 2-LED on and push it back and 2 LED off Squeeze the hand crank down and slide the rear switch to the front position to lock the hand crank Size: 107 x 71.9 x 33.5mm Weight: 94.42g