The Energizer AAA Batteries Industrial LR03 with long expiry are high-quality alkaline batteries designed for heavy usage in various devices. With a voltage of 1.5V, these batteries are suitable for both high and low drain applications, making them versatile for a range of products. Manufactured in the United Kingdom by Energizer, these batteries come in units of 10, 20, 30, or 50, ensuring that you have an ample supply for your needs. Ideal for everyday use in electronic devices, these AAA batteries provide reliable power for an extended period of time.