BlueFire 12V Color LED DC Digital Display Voltmeter Panel Waterproof Tester Volt Gauge for Car Motorcycle Truck Boat Marine<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Universal compatible with 12V Motorbike Car / Boat / ATV / UTV / Camper / Caravans / Travel Trailer etc.</li><li>Help monitor the storage-battery voltage， LED will alarm flash if the voltage is higher than 15V.</li><li>15V Voltage Range， 11.3V-11.9V RED Led indicate the battery should be change， 12.0V-12.5V YELLOW Led indicate normal when the car engine is OFF， 12.6V-15V GREEN Led indicate normal when the engine is ON.</li><li>High Grade Flame Retardant Materials， IP65 Waterproof， CE and Rohs Certify， Totally Environment Friendly</li><li>Product Dimensions: 3.7cm x 2.9cm (1.46in x 1.146in)， Portiforium Dimension: 3cm (1.18in)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Uu7tdif8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51369eHth1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Be%2BhFm5AL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/5177qrQbdBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ExMaoMOJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/313aB0GxnwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41f5bcwMhsL.jpg" noproxy>