Part Number: LL-F12T3912X3 Application: Backlighting for mini channel letters or lightbox LED type: SMD3528 Topled, 20mA LED quantity: 3 pieces Physical dimension: 39 (L) *12 (W)*5 (H) Operating voltage: 12VDC Power consumption: 20mA Operating temperature: -40 to 60 Emitting color: W,R, G, B, Y Luminous output each color: White: 9~10 lumens (2500~3500mcd) Beam angle: 120 Life span: 40000 hours Defend grade: IP65 Driven mode: Constant voltage Weight: 6.6kg/1000pcs Package: 1600PCS/Carton Remarks: Mainly for backlighting of super slim channel letters and box letter. For backlighting of channel letters or lightbox, cove lighting and edge lighting, long life span with lower power consumption, outdoor use. 2100~2350mcd per led (6~8 lumens per led) and 2500~3500mcd (9~10 lumens). Total light output of the module is 18~24 lumens or 27~30lumens. 2000pcs per carton.