Adjustable brightness:G4 LED bulb emits 200lm, 3000K warm white light and 360 beam angle,dimmable.You can adjust the brightness you want to meet your needs,providing a comfortable and bright atmosphere for your space, no blue light, compatible with most dimmers,Great for LED dimmers,good quality dimmers will not flicker the bulb. Excellent performance:Built-in high quality LED chip no hum, no glare, no flicker, no need to warm up to reach maximum brightness, protect your eyes. Energy efficiency and durability: LED G4 12V bulbs can replace traditional halogen bulbs of 20W.It consumes only 10% power to achieve the same or higher quality brightness,saving you 90% electricity bills.Its lifespan is up to 30,000 hours,which saves you from having to change bulbs frequently. Safety and Health: CE and RoHS certified, CRI>80, ensuring vivid visual enjoyment with original color. There is no radiation and no harmful substances such as mercury. No UV or IR. High quality silicone material, high light transmittance, fast heat dissipation, safe and durable. Avoid the risk of electric shock and fire. Mini size: Its size is only:1 x 3cmStandard G4 LED two-pin baseIt can be used in bathrooms, extractor hoods, ovens, exhaust fans and other places where you need a small bulb. Meet your lighting needs.