Internova 18650 Batteries
High-drain rechargeable cells for the lights that have to stay ready.
2600 mAh · 3.7V · 500+ cycles
$ 12.99
$ 19.99
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Batteries
Power is part of the plan.
The brightest light is only useful if it turns on. Stock the rechargeable and alkaline power your lights depend on, then keep spares where outages, road trouble, and camp nights actually happen.
Trusted & Proven
Lab-Verified Lumens
Aircraft-Grade Aluminum
Water-Resistant
USA-Designed & Supported
★ 4.9 / 5 Owner Rating
Rechargeable backup power.
Recommended
Internova 18650 Batteries
Rechargeable 18650 lithium-ion batteries built for flashlights, lanterns, headlamps, and other high-drain gear. Keep spare charged cells in your kit so the backup plan is not a drawer full of dead batteries.
2600 mAh3.7V500+ cyclesProtected
$ 12.99
$ 19.99
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Internova AA Batteries 4 Pack
A compact AA battery pack for topping off lanterns, headlamps, remotes, toys, and backup gear.
4 AA · 4 pack · 1.5V
$ 5.99
$ 6.99
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Internova AA Batteries 24 Pack
AA alkaline backup power for lanterns, headlamps, remotes, tools, and emergency kits.
AA · alkaline · 1.5V
$ 7.99
$ 19.99
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Internova AAA Batteries 24 Pack
AAA alkaline backup power for compact lights, remotes, sensors, and emergency drawers.
AAA · alkaline · 1.5V
$ 7.99
$ 14.99
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How To Choose
How to stock backup batteries
Battery readiness is simple: match the cells to your gear, store them together, and check them before storm season.
/ 01
Match the battery to the light
Keep the exact cell types your flashlights, lanterns, and headlamps use. Guessing during an outage wastes time.
/ 02
Recharge what can be recharged
Rechargeable cells are ideal for core gear you plan to use again and again.
/ 03
Separate daily use from emergency use
Store a dedicated backup set so the batteries do not disappear into remotes, toys, or everyday drawers.
/ 04
Check the kit on a schedule
A quick seasonal check keeps corrosion, missing cells, and dead batteries from becoming the real emergency.
Common Questions
Good to know.
Start with the battery type your specific light uses, then keep at least one backup set with the light or in the same emergency bin.
For lights you use regularly, rechargeable batteries are usually the better long-term choice. For broad household backup, alkaline packs can still be useful.
Keep them cool, dry, and together with the gear they power. Avoid loose batteries rolling around in drawers or bags.
Check your backup batteries a few times a year, especially before storm season, camping season, or long road trips.
Build Your Readiness
Do not stop at the light
Add the spare power that keeps flashlights, lanterns, and headlamps ready after the first night.
Shop Home Readiness