Operation Confirmed The arm-type touch inverter fluorescent lamp LK-H461W is a clamp-type arm desk stand with a simple form that matches any desk. Turning it on and off is as simple as lightly touching the touch switch with your finger. Detailed Information Product Dimensions [W x D x H] Approx. 80 × 635 × 490 mm Product Weight Approx. 1.1 kg Power Supply AC 100 V 50 / 60 Hz Power Consumption 18 W Power Cord Length Approx. 1.8 m Total Luminous Flux 1275 lm Energy Consumption Efficiency 70.8 lm / W 2005 Standard Energy Saving Achievement Rate 113 % Switch Touch switch Lighting Method Inverter Lamp Compact fluorescent lamp FPL27EX-N JIS Illuminance Equivalent to A-class Accessories Compact fluorescent lamp FPL27EX-N