Usage Tips:1- - High brightness and warm white: GU10 230V/50W or 230V/35W halogen bulbs with glass cover give off 2800K warm light to create a pleasant atmosphere for your home. High brightness 500 lumens, perfect replacement for some old rail bulbs, range hood bulbs 2- -GU10 Dimmable: Control the brightness of your track lights and headlights with the ability to reduce from 100-10% lighting output. Put your GU10 halogen 50W/35W according to your mood and take a pleasant atmosphere every time. Note: Whether the light source of this bulb is adjustable or not depends on the switch style of your home, if the bulb switch of your home is the one that can change or adjust the size of the light source, the light source of the bulb is adjustable. If your switch can only turn on or off the light source, the light source of the bulb can not be adjusted. 3- -High CRI100: CRI100 (colour rendering index), lets you see the colours as they should be seen. GU10 50W/35W halogen bulb, no warm time, instant brightness. 4- -Easy installation: with standard MR16 shape and GU10 base, this GU10 230V 50W or 230V/35W fits well in all standard GU10 lights. No mercury and no UV/IR light included, safe for your children and your family. Note: Please disconnect the power supply before you install the bulb. Pay attention to safety. Material: alloy Product size: 6 x 5 x 5cm Rated voltage: 220-240 (V) models: GU10 230V 50W or 230V/35W Service life: 2000 hours, 50000 switching cycles Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.