Electricity Saving: Perfect replacement for G4 halogen bulbs, their 2W power and about 20W light output, saving 90% energy and lowering your bills. Non- Flicker: G4 led bulbs adopt high material, aluminum and PC. When lighting is splash proof and non-flickering. Easy installation: standard G4 base, perfect substitution for all traditional G4 halogen bulbs. Applicational: The G4 led bulb is very applicable to study, living room, bedroom, hallway, kitchen, etc. Notice: This kind of G4 led bulb is not dimmable, please dont attach it to the dimmable switch. Features Cap Type: G4 Power: 2W(equivalent to 20W halogen bulbs) Voltage: 12V AC/DC Color temperature: 6000K Color Rendering Index (CRI): 80 Luminous flux: 180LM Bulb diameter: 1 cm Lifetime: 30000 hours Dimmable: No Package Included: 5 G4 Led Bulbs 2W Cool White Attention/ This type of G4 led bulb cant be adjusted. Please make sure your cap type size before installation. The G4 Led bulbs are energy saving bulbs, consume less power, so if your transformers cost high watts, it may appear flickering. But if more Led bulbs work at the same time, it will be fine. For example, 6or7 2w LED bulbs work at the same time will flash if your transformer is 150w. And the 3or4 2w LED bulbs work at the same time wont flicker if your transformer is 60w. Packaged Quantity: 5 pieces