1. Slim, only 2cm thick. 2. Four side lifting design, easy to install and change images. 3. Using native high efficiency metal board that conduct the light, light uniformity, 4. Pure aluminium-alloy frame, modern and fashionable. 5. Low cost and high return, electricity power cost are only 30% of normal light box. 6. Digital electronic ballasts, high-efficient fluorescent lamp of three base color (all slim light box can operate over 12000 hour) A type dimension: (dimension mm, Power consumption w) Item Number Viewing Window Size Light Image Size Visual size Light Depth Light Tube Power Consumption A12W50 500X350 450X300 430X280 2 12WX2 A20W60 600X420 550X370 530X350 2 20WX2 A22W80 800X600 750X550 730X530 2 22WX2