The solar-powered PostLite is designed with a 360° light-diffusing polycarbonate lens and convex interior reflector for maximum light output. Installs in minutes with no wires! Six preinstalled colored LEDs and convenient toggles built into the circuit board let you change between red, green, white, yellow, amber, and blue with the flip of a switch. No LED swapping is necessary. Rechargeable, replaceable batteries are included and concealed securely under the circuit board. Each solar PostLite comes with 3 adaptors for fitting 1-5/8", 1-7/8", and 2-3/8" O.D. posts. Can also be mounted on flat surfaces. Sold in pairs. Comes with a two-year warranty.