Heartte&reg; [2 Units] Clamp Lamp Fixture for Plant Growth Light, Reptiles, Adjustable Habitat Lighting & Heat Lamps Holder Stand (QX-E27-DZ) Pack of two units. Universal E27 lamp head can be rotated 360 degrees in up/down/left/right Hanging hole and clamp design, you can clip it on or hang it up Wire and control switch ensure high security with UL Listed and CE certificate E27 socket can be used with light bulb, heater, UV lamp, infrared emitter etc. Suitable for plant growth light, reptiles, amphibians, birds, fish, mammals etc.