Specification: Lighting Characteristics Base Type: Pack of 10, two-pin G4 base. Bulb Shape: T3 Dimensions (Length x Width): 31 x 8 mm. Weight: 1g/pcs, Pack of 10g. Operating Voltage: 12 V/50 Hz. 10W Luminous Flux: 100lm, 20W Luminous Flux: 200lm. Material: Glass. Light Color: Color Temperature: 2800K. Color Rendering: 99+ for vivid and enhanced colors. Advantages: Instant activation, no flickering, dimmable. Eliminates eye strain caused by conventional fluorescent lighting, effectively protecting your vision. Made from high-quality glass and eco-halogen, the G4 bulb lasts up to 3000 hours, saving you the cost of frequent bulb replacement. Bright enough, high-quality eco-halogen. 360 omnidirectional beam angle. Mercury-free. Instant On. No buzzing or humming. Perfect for crystal chandeliers. Also widely used in counters, cabinets, desk lamps for home or office, garden or landscape lighting, cabinets, etc.