Lets You Know the Status of Your Battery at All Times.  The Vexilar Battery Status Indicator works with all 12 volt batteries and can be permanently mounted or used as a portable unit. It monitors your battery constantly as it is discharging and charging. Battery charge status is indicated with multi-colored super bright LED lights. Portable, durable, water-proof and compact. Draws very low current.

Features

• Works with All 12 Volt Batteries
• Shows Charge State when Discharging the Battery
• Shows when Full Charge has been Reached when Charging
• Power Light Confirms Proper Connection
• Can Be Used as a Permanent Indicator or a "Touch to Test" Battery Meter.
• Current Draw: 5 mA (.005 Amps)