Astro 7765 12-volt Onboard Battery and Alternator Load Tester Review
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Astro 7765 12-volt Onboard Battery and Alternator Load Tester
Allows you to monitor the condition of your battery and charging/alternator system using an easy to read LED display
Unit will let you know when replacements are actually needed
For use on all standard 12V systems with 18mm posts
Ring terminals and a hook and loop backing provide permanent mounting option
Weatherproof for additional safety and durability and manufactured to ISO9002 quality standards