Premium 2835 LEDs Features: VF: 3V IF: 150mA Frame: Copper Phospor: Square Package: PCT Chip Size: 1734 Chip brand: SANAN, AMTC Flux: 70~80LM Efficacy: 160lm/W @6500K CCT options: 1500K, 2700K, 3000K, 4000K, 6500K CRI Ra80 Diviation 5 SCDM