High Performance solar lights stays lit for up to 12 hours Lights up automatically every night 4 High output surface mount LEDs 3x brighter than standard LEDs 2 long life Ni-MH AA rechargeable batteries included Durable Tan Vinyl (PVC) construction, will not fade or yellow. Will fit over an actual 5x5 PVC post Quick and easy Do It Yourself installation. 15 Lumens / 4500-5500 Kelvin Patent No: 6,581,335 B2 No: D460,570 S