Crust Material: PC solar cell panel: 0.4w. Battery: 1. 2v/500mA (3pcs) Light source: Super bright LED 13000mcd (6pcs) Light source color: White or other. Service time: Up to 8hours when fully charged by Sunlight for 10 hours. Unit size(cm): 15.6*6*4.5 (cm) 100PCS to a carton 20FT' (50700pcs) N.W : 15 (kgs) G.W: 14(kgs) Carton size: 56*38*26(cm)