Silan All in one solar street Light made Pure Aluminum & Good heat Sink for Thermal Control. We use an IP68 solar charge controller with a temperature sensor for the smooth run of the battery. We use grade Lifepo4 & Li-Ion batteries on our integrated Solar Street Lights. Dusk to Dawn System, Motion Sensor & Time control Enabled. Auto-Dimming, Energy Saving Mode with Intelligent control. We have 10W/20w/40w/50w/100W All in one solar street light available.