$4.94 for 4-Pack Energizer Max 9V Batteries

Amazon has the Energizer MAX 9V Batteries (4 Pack) for $4.94 when you clip the 40% coupon on the product page and check out via Subscribe & Save.

This deal matches the previous frontpage deal price and offers a significant discount compared to Amazon's recent average price of $9.70, and it's below the last 30-day average of about $8.65. Additionally, the price is well below the all-time average of $12.46, and the lowest price we've seen at Amazon was $5.70.

Shipping is free with Prime or on orders over $35.

Given the 40% discount and the fact that this is a good price point historically, especially for subscribing, this deal represents a solid value for reliable 9V batteries used in smoke detectors and other critical devices.