Automotive Authority LLC 48 Volt EZGO Club Car Yamaha Golf Cart Battery Indicator Meter Gauge Rectangle NEW UPDATE: No Resetting Required (We listen to your feedback) Only 1 LED will be illuminated at a time moving from right to left in sequence as the batteries voltage drops. Never let your electric equipment run out of power again. This battery indicator is specifically designed for battery powered equipment to monitor the charge status of the batteries charge. Installation Instructions Provided in the Product Description Will not work with Trojan Brand Batteries