15 Top Prime Day Lithium Battery Deals for Outdoor Power

Summer’s here, and if you’re planning to hit the road in your RV or head off-grid, a reliable battery power is as essential as your cooler and camping chairs—and this Prime Day is the best time to grab it.

During this Prime Day (July 8th – 11th), Redodo is offering deep discounts ranging from 10% to 60% across a wide range of lithium batteries. From compact models for weekend camping or fishing to heavy-duty options for RVs and solar storage, you can invest in these long-lasting, high-performance LiFePO4 batteries at a record-low price.

Let’s dive into the Redodo’s top Prime Day battery deals for RVs, camping, fishing, solar setups, and more!

Prime Day RV Battery Upgrades: Travel Farther with More Power

Take advantage of this Summer Prime Day to upgrade your RV power system with a lithium battery or a higher-capacity battery pack. These powerful options are ideal for long-term RV travel, overlanding, dry camping, boondocking, and more. Below are some of the best high-capacity RV batteries worth investing in during this limited-time sale.

12V 140Ah Group 31 Bluetooth Lithium Battery – Only $268.79

Lightweight, powerful, and app-connected, this battery is ideal for small-to-medium RVs, van conversions, and portable setups. It delivers 1.79kWh of energy and supports up to 140A continuous charging current and 150A continuous discharging current with 20+ safety protections.

Get this Prime Day deal at $268.79 (regularly $299.99).

12V 165Ah Group 31 Bluetooth Lithium Battery – Only $309.99

The Redodo 12V 165Ah Bluetooth battery is the smart choice for limited-space RV setups. It features 65% more capacity than regular Group 31 battery in the same Group 31 battery size, delivering 2.11kWh of energy with excellent stability and reliability. With integrated Bluetooth monitoring via the Redodo app, users can track SOC, voltage, cycles, and more in real-time.

Get this Prime Day deal at $309.99 (regularly $349.99).

12V 200Ah Plus Deep Cycle Lithium Battery – Only $379.99

Built with high energy density and upgraded 200A BMS, the 12V 200Ah Plus battery is perfect for RVers who rely on heavy-duty appliances like air conditioners and induction cooktops. With 2.56kWh capacity and up to 200A continuous discharge current, it's a great balance of power and affordability.

Get this Prime Day deal at $379.99 (regularly $419.99).

12V 300Ah LiFePO4 Lithium Battery – Only $509.99

The 12V 300Ah LiFePO4 Battery combines substantial power with a space-saving design. With 3.84kWh of energy and a 2560W max load power, it can easily handle demanding applications. Compared to Flooded lead-acid or AGM batteries, it reduces the footprint by two-thirds without extra wiring and saves your budget. What’s more, the one 300Ah lithium battery is about 20% less cost and weight than three 100Ah lithium batteries.

Get this Prime Day deal at $509.99 (regularly $549.99).

✨Why it’s great: More usable capacity, long-lasting power supply, expandable capacity, and superior BMS safety make these batteries perfect for RV life.

Prime Day Camping Power Deals: Lightweight, Reliable Power

When you’re camping off-grid, you want to power your lights, fans, portable fridge, or phone chargers without worrying about battery failure. Redodo’s portable lithium batteries with Bluetooth are built for durability and ease of use.

12V 100Ah Mini Bluetooth Lithium Battery – Only $229.99

Weighing just 19.84 lbs, this compact battery is easy to carry and ideal for tent camping and outdooring. Despite its small size, it packs a punch with 1.28kWh of energy and 100A max continuous discharge. With long cycle life and stable output, it’s a great choice for powering camping fridges, lights, and fans. The Bluetooth function allows you to track the battery status in real time.

Get this Prime Day deal at $229.99 (regularly $249.99).

12V 100Ah Group 24 Bluetooth Lithium Battery – Only $225.62

Compact and drop-in ready, this battery fits standard Group 24 battery compartments. It offers 1.28kWh of clean energy and is compatible with various camping power stations and inverter systems. Built-in BMS and Bluetooth monitoring ensure safety and reliability in the outdoors.

Get this Prime Day deal at $225.62 (regularly $249.99).

12V 140Ah Group 31 Bluetooth Lithium Battery – Only $268.79

A solid upgrade for extended camping trips or higher power needs. Compared the 12V 100Ah Group 31 battery (now $225.14), this Group 31 size battery supports 40% more capacity while maintaining portability and easy installation. Great for powering electric coolers, lights, or small appliances.

Get this Prime Day deal at $268.79 (regularly $299.99).

✨Why it’s great: Lightweight design + smart Bluetooth + long cycle life = the perfect camping power solution.

Prime Day for Fishing & Marine Applications: Extend Your Time on the Water

From kayaks to bass boats, reliable power is crucial for fishing. Redodo’s marine batteries provide long runtimes for trolling motors, fish finders, and onboard electronics.

12V 100Ah Lithium Trolling Motor Battery – Only $211.94

Designed specifically for trolling motors up to 70lbs thrust, this 12V 100Ah deep cycle battery delivers stable output with 1.28kWh of usable energy. The low temp protection ensures safety in cold weather fishing. Plus, it supports 300A current in 5S and 500A current in 1S, which ensures responsive control on the water.

Get this Prime Day deal at $211.94 (regularly $229.99).

12V 100Ah Group 27 Dual-Purpose Marine Battery – Only $339.99

A Group 27 size marine battery that delivers both starting power and deep-cycle performance. With 1.28kWh of capacity and up to 100A continuous discharge/charge, it’s suitable for marine engines and accessory power like lighting, pumps, and radios. Features 900 CCA, Bluetooth, and IP67 waterproof rating.

Get this Prime Day deal at $339.99 (regularly $399.99).

12V 140Ah Group 31 Dual-Purpose Battery – Only $424.99

Designed for larger boats, this Group 31 dual-purpose battery supports more power-demanding systems with 1.79kWh of usable energy. It features exceptional 1000A cold cranking capability and is ideal for outboards, bait tanks, live wells, and multiple onboard devices. IP67 marine-grade sealing offer lasting durability in marine conditions.

Get this Prime Day deal at $429.99 (regularly $499.99).

16V 30Ah Lithium Fish Finder Battery – Only $139.99

Built to power modern fish finder and sonar electronics, this 16V battery provides consistent voltage for clearer imaging. Weighing only 7.63 lbs, it’s easy to carry and install, yet powerful enough to keep your tech running all day. The upgraded BMS offers smart Bluetooth function and 20+ protections.

Get this Prime Day deal at $139.99 (regularly $159.99).

✨Why it’s great: Splash-resistant housing and consistent power help you fish longer and smarter.

Prime Day for Solar Off-Grid Storage: Maximize Your Renewable Energy

Solar energy setups depend on efficient, expandable storage. Redodo’s lithium solar batteries are a go-to for DIY solar users, cabin owners, and homeowners seeking efficient power backup.

48V 100Ah Lithium Solar Battery with Bluetooth – Only $839.99

Designed for whole-home or high-demand solar systems, this 48V battery offers high voltage and 5.12kWh of energy storage. Ideal for large off-grid setups or energy-intensive cabins, it delivers stable power with high system efficiency and supports scalable configurations up to 81.92kWh.

Get this Prime Day deal at $839.99 (regularly $899.99).

24V 200Ah Deep Cycle Lithium Battery – Only $899.99

With a massive 5.12kWh capacity, this 24V lithium battery is perfect for 24V/48V solar systems that need extended runtime and steady output. Supports 200A continuous discharge and can be used in series or parallel for expanded storage. For example, use two 24V batteries in series to create a 48V system.

Get this Prime Day deal at $899.99 (regularly $999.99).

24V 100Ah Deep Cycle Lithium Battery – Only $379.99

A balanced option for smaller off-grid solar setups or 24V RV solar energy systems. The 24V 100Ah battery offers 2.56kWh of energy with a compact footprint, ideal for tiny homes, RVs, or portable power stations. It can also be used in series or parallel (up to 4P4S) for expanded energy.

Get this Prime Day deal at $379.99 (regularly $419.99).

12V 100Ah Lithium Battery – Only $197.6

One of Redodo’s most versatile and popular batteries, perfect for entry-level solar systems. It provides 1.28kWh of rechargable, stable energy and is compatible with inverters, solar controllers, and portable applications. Supports expansion to 20.48kWh of energy by series and parallel connections. The best budget lithium battery is ideal for the solar beginners with limited budgets.

Get this Prime Day deal at $197.6 (regularly $219.99).

✨Why it’s great: These batteries integrate easily with most MPPT controllers and inverters, offering flexible and scalable energy storage.

How to Choose a Lithium Battery Right for Your Applications?

Choosing the right lithium battery depends on your power needs, equipment, and intended use. Here are a few tips to guide your selection:

• Determine Your Power Requirements: Calculate the watt-hours (Wh) or kilowatt-hours (kWh) your appliances or devices will use per day. Match your usage with a battery that offers sufficient capacity.
• Consider Voltage Compatibility: Most RV and marine systems use 12V batteries, while larger solar setups often require 24V or 48V systems. Choose a battery that integrates seamlessly with your existing inverter or charge controller.
• Size and Weight Constraints: For portable uses like camping or kayaking, go for lightweight and compact models like the 12V 100Ah Mini and Group 24 models. For stationary or high-demand use, consider high-capacity options like the 12V 300Ah or 48V 100Ah.
• Cost Consideration: If you’re on a budget, consider high cost-performance products or battery brands offering Prime Day discounts to get the best value.
• Special Features: Bluetooth monitoring, low-temperature protection, and dual-purpose functionality can enhance usability and safety.
• Think Long-Term: Invest in batteries with long cycle life (4000+ cycles) and expansion capability if you plan to scale your system.

Don’t Miss Limited-Time Deals on Prime Day Sale 2025

Redodo’s Prime Day battery deals run from July 8 to July 11. With savings up to 60% off, now’s the time to power up for your next adventure or upgrade your solar or RV system.

Shop Redodo Prime Day Deals Now!

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