? Led Chip Brand: TYANSHINE Color: Green Power: 3w Forward Voltage/Forward Current: DC (3.2-4.0V/700mA) | ? Colour Temperature/Luminous Flux/Power Dissipation: 510-531nm/155-250LM/2800MW | ? Viewing Angle: 140 degree Storage Temperature: 25? Operation Temperature: -30 to +70? Service life: 50000h Diameter: f8.03mm | ? High-brightness chip/double gold wire/copper frame, It is best to use 2025# lens (diameter 20mm, 25 degree) to work with it. | ? You can make Lighting fixtures DIY use this led beads, or use it to replace the same bad beads, it is used for 9pcs*3w, 12pcs*3w, 18pcs*3w, 36pcs*3w, 54pcs*3w, 72pcs*3w, 108pcs*3w led par light or led moving wash light.