... . 2,biult in 1pc rechargeable lithium. 3,with 3pcs high bright LED. 1, solar energy, eco-friendly product2,biult in 1pc rechargeable ... lithium, it can be charged up by normal light and sun light ... in strong light, it can continuous discharge above 2 hours3, with 3pcs high brightness white LEDs, 13000mcd-18000mcd4, your LOGO printing ...