Function: Medium to mogul bulb converter adapter, you can use an E39 mogul screw base bulb in a standard E26 medium base lamp socket. | Material: Made from flame-retardant PBT material, max 165℃ high temperature endurable. | Parameters: The max wattage of 300W, max voltage of 210V, can be safely used for the daily need. | Installation: Just screw an E39 base bulb into this adapter, then screw this adapter into an E26 base lamp socket. | If you are not satisfied with the E26 to E39 socket adapter, please feel free to contact us. We will try our best to solve your problem.

Wide Compatibility: The utility tray is capable of holding different small accessories like phone, drink cup, music sheet, earphone, capo, pick, tuner, remote, harmonic, wireless transmitter, etc; Adjustable c-shaped clamp lock fit for most microphone stand, music sheet stand, phone tripod, selfie light stand | Size & Capacity: The microphone stand tray is 7.9" × 5.5" in size; Fits tubing up to 0.4-1.1 inch / 1-3 cm; The tray is strong and stable, made of premium hard ABS material, with a max load of 4.5 pounds / 2 kg to support most equipment | Anti-Rolling & Padded Clamp Design: Special raised lips design, raised edge all the way around to prevent items from rolling off, and allow you to keep small accessories within hand reach of your mic stand when you are singing; The C shape design of the clamp helps to fit better against the tubes and is padded inside so it won't scratch your mic stand during use | Easy Installation: No tools are needed, this music stand tray is easy to use, with an C-shaped clamp, you can quickly mount it on the microphone stand while you can switch the height you want at will by adjusting the screw tightness; lightweight and easy to carry around | Application: The microphone stand shelf is suitable for stages, live streaming, Karaoke singing, audio recording, podcast, office, lecture hall, recording studio, webinar, meeting room, or your home