solar garden lamp SYTG-13S Solar Panel:20-40 w mono/poly crystalline solar panel, life span>20 years Battery:acid-lead/gel 20-40ah maintenance-free battery Height:3-3.5 M Apply To:communtiy, park, square, factory district Material:seamless steel/stainless stee, high quality PC/PMNA for plastic component Work Type:single light or A/B individual control(AB mode is only avaliable with LED) Work Time:8-10 hours per night, last 5-7 days in rain for lighting Light Source:5-9w LED (50000h life span)/5-9w enegry-saving lamp(3000h life span) Controller:SHT-8A2 solar controller; light control/time control/battery protct.