a) Environmental protection, never needs batteries b) With mobile phone charger, 2 LEDs and alarm c) Patented product d) Rainproof e) With flashlight warning light, money detector, built-in battery f) Wind up recharge g) Ergonomic design h) No batteries needed-recharged by cranking i) Saves energy and no pollution j) Cranking 1 minutes provides 1.2 hours＇ lighting with 1 LED or 20 minutes＇ lighting with 5 LEDs k) Cranking 3 minutes provides 2 - 8 minutes mobile phone speaking time l) Size: 9 x 6 x 3.1cm m) Net weight: 108g n) Luminosity: 45,000mcd o) Power: 2W p) Material: ABS Inner packing: 1pc/color box Outer packing: 100pcs/ctn Carton dimensions: 59 x 49 x 24.5cm N.W.: 15.2kg G.W.: 17.4kg