1. solar panel:20W～60W poly-crystalline silicon,20 years life.
2. maintenance-free lead-acid battery,12V/24V 25AH～70AH, over charge and over discharge protection,3 years life.
3. controller: soalr energy intelligent specialized controller, switch on/off by light and time.
4. light source: LED ball lamp （the color is optional ）
5. work time:10-12 hours a day normal illumination.
6. pole: zinc-plated steel pole and powder coating to color of your choice, with the whole kit of stainless steel fasteners, 20 years life.
7. work temperature: -30℃～+60℃.
8. wind resistance: ≥150km/h.
9. protection grade: IP 65.
(Customized specifications are welcome)