Skip to content
TRUSTED BY OVER 1 MILLION AUSSIES | FREE SHIPPING $70+
TRUSTED BY 1 MILLION+ AUSSIES | FREE SHIPPING $70+

Country

10 Pack AG4 / LR66 Alkaline Batteries

SKU LR66 (10)
Original price $5.45 - Original price $5.45
Original price
$5.45
$5.45 - $5.45
Current price $5.45

Gold Standard in Batteries

Fast-charging, fire-resistant and UL Standard certified. Read Why BatteryMate?

Longer Run Time

Our batteries last up to 60%* longer than the competition.

Same Day Dispatch & 1-2 Day Delivery*

Delivers in 1-2 days to SYD, MEL, BRI & ADL or 2-5 days in other areas.

We do not ship batteries internationally.

Free Shipping Over $70

Keep your small electronic devices powered with these reliable AG4 / LR66 alkaline batteries. Engineered for consistent performance and durability, these button cells are perfect for LED lights, calculators, toys, watches, cameras, and more.

Key Features:

  • High Capacity & Long Life: 1.5V with 16mAh nominal capacity for stable and long-lasting power.

  • Wide Compatibility: Suitable for LEDs, calculators, toys, watches, and various small electronics.

  • Leak-Resistant Design: Ensures safe performance and extended shelf life.

  • Value Pack: Includes 10 premium batteries — ideal for home or professional use.

  • Exact Replacements For: AG4, LR66, LR626, SR626, SR626SW, 177, 376, 377, SG4.

Battery Specifications:

  • Model: AG4 / LR66

  • Voltage: 1.5V

  • Capacity: 16mAh

  • Diameter: 6.8mm

  • Height: 2.6mm

  • Chemistry: Alkaline

  • IEC: LR626

Package Includes:
10 × AG4 / LR66 Alkaline Button Cell Batteries

FAQs:

  1. Are these batteries rechargeable?
    No, AG4 / LR66 batteries are non-rechargeable alkaline button cells.

  2. What devices can these batteries power?
    They are perfect for calculators, watches, cameras, LED lights, and small toys.

  3. How long do these batteries last in storage?
    When stored properly, they maintain performance for up to 3 years.

  4. Are they the same as SR626 or 377 batteries?
    Yes, they are compatible replacements for AG4, LR66, LR626, SR626SW, 177, 376, and 377.

  • Free Shipping on all Australian orders over $70.
  • $5.95 flat shipping fee for Australian orders under $70.
  • Order before 2pm and we promise to dispatch on Same Day !
  • Delivery Time :
  1. Syd, Mel, Bri, Adl - 1-2 Days
  2. Rest of Australia - 2-5 Days

_______________________________

  • 1 Year Warranty on all products
  • Join PlatinumClub for $2.95/month and get extended 3 year warranty on all purchases

If you feel your product has failed a Consumer Guarantee (as defined by Australian Consumer Law), you can:

  • Return it for a full refund.
  • Request a replacement product (return may be required)

Change of Mind Returns:

If you change your mind about a product you purchased, you can return it within 90 days for a flat return shipping fee of $6.95.

BatteryMate vs Others

We power more than just devices — we power confidence. BatteryMate batteries are designed with reliability, longevity, and safety in mind, unlike many alternatives.

Long lasting batteries

Australian stock

Leak-proof guarantee

Compatible with OEM standards

Why BatteryMate?

BatteryMate

Others

Longer Run Time

OEM Compatibility

Leak-Proof Design

Tested for Safety

Eco-Friendly

Works in Extreme Temps

Australian Stock

Why BatteryMate?
Untitled_design_59_676x338.webp__PID:df73a8ef-ddd8-458f-a6ba-0bfa70b2cec2

Why shop with BatteryMate?

  • Premium quality products that meet Australian Safety standards
  • Trusted by over 1 million Australians nationwide
  • 12-month Australian warranty with local customer service
  • We don't compete on price - we deliver on quality and reliability
Untitled_design_58_676x338.webp__PID:73a8efdd-d805-4fa6-ba0b-fa70b2cec26e

Extra Speedy 1-2 day delivery

  • Lightning fast delivery to Sydney, Melbourne, Brisbane & Adelaide
  • Advacned warehouse automation for same-day dispatch
  • Secure packaging to ensure your products arrive in perfect condition
  • Free shipping on orders over $70 Australia-wide

Australian Standards

AS/NZS certified quality

12 Month Warranty

Full Australian protection

Local Support

1300 189 667

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare