Pro-Line Modern Series Solar Bollard Lights V4 by True Lumens. 100-lumen output using German Osram 2835 high performance LED chips with CRI 93+ color rendering index. Switchable bi-color color temperature: 3000K warm white and 4000K daytime white. Full powder-coated aluminum housing with crystal glass accent diffuser. Glass monocrystalline solar panel rated at 1W / 5V. Lithium-ion battery: 3.7V, 7.4Wh. Adaptive power management system delivers 8 to 12 hours dusk-to-dawn runtime nightly. IP65 waterproof rated. Dimensions: 21 x 3 x 4.25 inches per light. Net weight: 4 lbs per 2-pack. Includes aluminum ground stakes for soil installation and surface mount hardware for concrete, deck, and paver applications. No wiring, electrical connections, or external power source required. 24-month warranty with US-based support. Ships same day from California warehouse. Set of 2 lights per box.