1) Never needs batteries, 1 LED / 3 LEDs
2) Rainproof, built-in battery
3) Wind up recharge
4) Patented product
5) Ergonomic design, environmental protection
6) Press the button 4 times for a circle:1LED on-off, 3LEDs on-off
7) When the built-in battery run out of power you can charge the battery by matched wind-up charger (connect the product with charger by the charging cable;Crank the handle of the charger at the speed of 2.5-3circles per second to charge the battery)
8) Hint:Great for cars, boats and campers and all emergency kits
9) Size:7.5 ×7×6.8cm
10) Net weight:100g
11) Luminosity:60, 000mcd
12) Power:2.5W
13) Material:ABS

Packing:
1.Inner packing:1pc/color box
2.Outer packing:100pcs/ctn
3.Carton dimensions:56cm X37cm X30cm
4.N.W.:21.5kg/ctn
5.G.W.:23.5kg/ctn