Dimmable and timer functions: The reptile heating lamp with clamp offers dimmable brightness and a timer function. Simply press the +/- button to adjust the brightness and temperature of the lamp to different temperature environments to meet the needs of your reptile. The timer can be set to 2, 4 or 8 hours, giving you flexibility in choosing the heating duration according to your feeding needs and schedule. UVB heating lamps for reptiles. The product contains two 50W UVA UVB reptile lamps that provide 3% UVB and 97% UVA and have a strong and stable heating effect. UVA helps to increase the reptiles' vitality and appetite; UVB promotes the synthesis of vitamin D3 in reptiles and aids calcium absorption to create the best living conditions for reptiles. 360° Flexible Rotation Design: The heating lamp supports 360° rotation and bending so that it can be directed in any direction. It ensures even heating and eliminates the need to adjust the position of the lamp frequently. The flexible swivel function makes it possible to adjust the lighting angle at any time to suit the terrarium layout, ensuring that every corner receives adequate heat and the space is optimised for reptiles. Robust, Durable & Easy to InstallMade from high-quality materials that ensure safety and durability for long-term use. The non-slip fixing clips are sturdily designed and can be easily attached to the top or side of reptile tanks. They are not easy to remove and provide a secure application. Suitable for all types of glass tanks, terrariums, turtle tanks, aquariums and fish tanks. Quality service guarantee: This heating lamp can also be used with incandescent bulbs, ceramic radiant heaters and compact fluorescent lamps. Tortoise lamp holder size: 11.5 * 7.5 * 30 cm, cable length: 180 cm, UVB lamp size: 3 * 5 cm, lamp power: 50 W, suitable for most reptiles.