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Advertising led board, RX-ALF33-3528 energy saving 60% compared to fluorescent tubes and it has long life span, water-proof. Ultra-thin, the thickness of less than 3.5mm China Patent No.: ZL200820131053, ZL200820132702 1. Waterproof design:IP65 2. Beautiful appearance 3. Aluminum board, better heat dissipation 4. High intensity TOP SMD3528 LED 5. Input voltage 12v, safe and reliable 6. Easy connection 7. Colors: white, warm white 8. Standard size: 30x30cm, 30x60cm, 60x60cm... 9. High: <3.5mm 10.Single string LEDs with 33mm spacing 11.Lifetime is up to50, 000 hours Applications: 1. Advertising Backlight 2. Families, offices, shopping arcades, hotels, stations, airport lighting 3. Indoor and outdoor decorative lighting 4. Bar and freezer cabinets 5. Aquarium lighting 6. Showcase lighting. 7. Do it yourself Mechanical Specifications: Dimensions : High : 3.5mm, Length (width)30cm (or 60cm) Weight: 2Kg/60x60cm LEDs Spacing33mm Operating Temperature: -30 55°C Advertising led board data sheetMODEL