Extended Life and Reliability: CE and RoHS certified, these G4 halogen bulbs boast a lifespan exceeding 3000 hours and support up to 15000 switch cycles. Rigorous testing ensures they meet high standards for flicker, glare, and color reproduction, safeguarding your eyes. Outstanding Lighting Quality: Enjoy a luminous 300 lumen output with a warm white 2800K tone, mirroring the natural sunlight atmosphere in your space. These G4 12v halogen bulbs feature a CRI100 rating, promising true-to-life colors and enhancing your interior with vivid, vibrant hues. Fully Adjustable Brightness: Compatible with most dimming devices, these bulbs offer smooth dimming capabilities from 10% to 100%. Tailor your lighting environment from soft glow to bright illumination based on your personal preferences and relish in customized ambiance. Hassle-Free Setup: Each bulb features a compact design with a diameter of 0.31 inches and a length of 1.18 inches. The updated 0.7mm diameter G4 Bi-Pin base ensures a secure fit and easy installation into standard G4 sockets, providing instant light with a full 360° beam angle.