Battery Voltage For Jeep Cherokee

Anyone else’s jeep battery voltage change instantly? it was at 16.0 for Jeep voltage ranges noticed between today instantly Optima d34 agm batteries

Optima D34 12V Yellow Top Spiral AGM Battery

Optima d34 12v yellow top spiral agm battery

Optima D34 12V Yellow Top Spiral AGM Battery

Anyone else’s Jeep battery voltage change instantly? It was at 16.0 for