Specification : 1.Solar Panel Material:ABS plastic Function:Light control switch Charging Way:Using sunshine charging for battery built in Box Battery:Rechargeable Battery 2.LED String Light Length:10M LED quantity:100 LEDs Material：Copper Waterproof：IP65 About the 8 Lighting modes: Mode 1:Automatic continuous change; Mode 2:Wave forwards and backwards; Mode 3:Double lights running; Mode 4:Single lights fade in and fade out; Mode 5:Stars flash with horse race changes; Mode 6:Double lights fade in and fade out at the same time; Mode 7:The stars are blinking; Mode 8:All bright Note: 1.How to check the solar panel is ON? Leave the unit in the sun for an hour and then cover the complete solar panel. If the lights come on,the button is in the ON position.If not, push in the button once again and put the unit in the sun for another hour. Cover the solar panel again and it check the light come on or not. 2.Please put them under the sun for 2-3 days to get fully charged before first use. 3.Please tear off the protective film from the solar panel before using. 4.Only in the "ON" state,the light can be charged. 5.Make sure that the solar panel is NOT sheltered from other thing, because it energy from the sun. 6.Waterproof ONLY designed for protecting from the rain. Please do NOT immerse it in the water. 7.The lights will illuminate for over 10 hours with a full charge (require a continuous charge for 6-8 hours). 8.The working time varies with the intensity of sunlight, location, weather conditions and season shifts. 9.The length of the string light is fixed, It can not be cut or prolonged. Length :33 Ft / 10M 100 LED Quantity + 6 Ft / 2M (Down-lead) Package included: 4 x 100 LED String Light