Easy ON/OFF --- Switch located in the middle of the wire, turn off the power when installing or removing the lamp holder or bulb. (To avoid electric shock/burn) Flexible Adjustment --- The 360 rotatable bulb head can adjust the direction randomly, which controls the position of light emission. With the adjustable telescopic head design, you can adjust the length of the light distance according to your needs. Multi-function --- It can be used as a table lamp in your bedroom, garage or art studio, a work light for photography and workshops, a terrarium heat lamp for amphibians and reptiles, and even as a growth lamp for indoor plants. Practical Lamp --- It has firm clamping handles that leave no marks on surfaces. It can be used indoors and outdoors. Made of premium materials, the reptile lamp holder can withstand high temperatures and durability. Sturdy Clamp Design --- Simple and easy to use, just clip it onto the table or other edge of the pet house. It has firm clamping grips that won't leave marks on your surfaces and can be used indoors and outdoors.