TR-SF001 solar cell panel imported mono-crystalline silicon or poly-crystalline silicon 6 leds light of the straw hat *Illumination brightness: above 10,000mcd *4 to 8 hours charging under the sun for usage of over 12 hours chargeable battery: 3.6v800mA unit size(mm): 43*61*160 weight: 165g packing in a color box 100PCS to a carton carton size(cm): 34*63*23.5 carton weight: 17.5kg