What Batteries Do Car Keys Use? Find the Right Cell
Car keys and remote key fobs usually use a 3-volt lithium coin-cell battery, most often a CR2032, CR2025, CR2016, CR1632, or CR2450. The correct battery is determined by the code printed on the old cell, the vehicle or key manual, and the holder’s physical dimensions. A matching voltage alone is not enough. What Batteries Do […]