1. Hand-cranked power generation, 120 minutes of continuous use, use up to 100,000 hours
2. Solar panel, 37 * 22 non-products of silicon, on-load voltage; ≥ 0.1V, on-load current ≥ 2mA point.
3. Motor: DC (300C-11400), ≥ 0.4W, 15 lumens value
4. Battery: a word type nickel-metal hydride batteries 3.6V-40mAh; tube light 120 minutes
5.Three LED bright light beads, can light up to 10 meters.








