9* 1W high power LED underground lamp : product features: ( 1) the light body uses toughened glass and silicon rubbed sealing, internal epoxy potting.Ensure lamps and lanterns is superior waterproof properties. ( 2) lamp light source adopts imported super bright LED lights.Built-in constant-current driving power, ensure lamps and lanterns is stable. ( 3) lamps and lanterns uses optical lens PMMA. Can choose 15° / 30° / 45° / 65° angle of realization needs project-light effect. ( 4) lamps and lanterns working voltage can be selected according to actual situation for : 24V/ 110V/ 220V. ( 5) for the effective distance projection of lamps and lanterns d10 meters Lamps and Lanterns control mode: ( 1) remain unchanged monochrome effect.( red , yellow, blue, green, white, warmwhite) ( 2) internal synchronous overall full-color effects.( + add jumping gradient) Certificates: all lights are CE and ROHS certificates. Applications: widely used to city square, garden villa, the hotel lobby, park and commercial pedestrian street etc all kinds ground.