Magnifier Lamp With Stay Cool Lamphead Desk Model Black On Sale 0 ) * Proven durability Hip Kits 0 ) * Proven durability * The Onyx is proven tough enough to withstand a minimum of 50 drops * Automatic turn on and off for fast and easy spot checks * Portable Take the Nonin Onyx Vantage 9590 anywhere * Weighs less than two ounces * Made in USA Saturation Sound Pressure Level (SSPL) 113dB Frequency Range 200 5000Hz Total Harmonic Wave Distortion ≤3% Reference Test Gain 27±5dB Input noise ≤32dB Sound amplification 29±5dB Max Desk Model * Oversized aluminum heat sink with dual shade system * Standard incandescent quartz halogen * Color corrected full spectrum * Magnification: rimless 2X power 5 magnifier * Separate line of sight & line of light *