Comet Original CAA-500 MARK II Standing Wave Analyzer 1.8-500MHz SWR &amp; Impedance Simultaneously<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Range: 1.8 – 500MHz (including 222MHz band). RF output level: 0dBm 1 mW. Measured SWR Range: Analog meter 1.0 – 6.0:1 ， LCD display 1.0 – 9.9:1 </span></li><li><span class="a-list-item"> Impedance measurements: 12.5-300 ohms. Reactance range: 0 – 500 Ohms (absolute value) 1.8 -190MHz. Battery indicator and selectable Auto-Power-Off timer </span></li><li><span class="a-list-item"> Operates up to 9 hours continuous using six AA Alkaline or NiMH cells (not included). or use an external 8-16VDC 200ma power source (DC cable included) Internal trickle charger option when using NiMH batteries </span></li><li><span class="a-list-item"> Size: 3.5 x 7.75 x 2.65 inches (overall) </span></li><li><span class="a-list-item"> Weight: 2lbs 2oz with alkaline batteries installed </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41EyNIgGBsL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/417deLBQ8gL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41THA%2BilzSL.jpg" noproxy>