Solar LED road studs are also know as solar raised pavement makers, solar reflective lane markers and solar warning devices. Specification * Product name: Solar road stud/path marker * Solar panel: 2V/ 90mA 0.18 Watt * Battery: 1 pc 1.2V 500mAh AAA size * LED: 4pcs 0.7W SMT (Warm White) * Sensor & Switch: Light sensor/ Auto/Off Switch