Equipped with a strong spring clamp, stable and does not damage the surface, whether it is a temporary work space or agricultural greenhouses, can be easily handled, leaving no trace. Double ball universal joint design, let the light at will, 360° without dead Angle adjustment, with adjustable reflectors, accurately guide the light to every corner, to meet your extreme demand for light. Specially customized metal lamp guard not only protects the lamp from accidental collision, but also adds safety and durability. The dual design of anti-scratch clips and built-in hooks makes suspension installation easier, whether it is a ceiling, shelf or any flat surface, can be quickly fixed. On cold winter days, this grow light holder can also act as the guardian of your houseplant or garden, promoting photosynthesis and helping the green plant to thrive, so that every corner of the home is full of life. Portable design, let the light source at will, whether storage room, basement or outdoor camping, just click, instantly have a bright and comfortable environment. Includes a 6 ft. 18-AWG SPT-2-power cord with a sturdy molded plug for stable and secure power transmission. The 10 in. circular reflector provides efficient light concentration and supports up to 300-Watt medium base e26 bulbs (E26) for both brightness and energy savings. The power supply voltage is 120-Volt, although it does not come with a lamp, it is easily compatible with the mainstream lamp types in the market.