Eiiev 12V 8Ah Lithium Battery 4000 Plus Cycles LiFePO4 Deep Cycle Rechargeable Battery With Built-In BMS For UPS And Fish Finders
Why you'll like it
- Extended Longevity — Enjoy over 4000 charge cycles which significantly outlasts traditional lead-acid batteries for lower long-term costs
- Advanced Safety — Built-in Battery Management System protects against overcharging and high temperatures for secure operation
- Lightweight Portability — Compact design weighing only 2.2 pounds makes it easy to install in kayaks and portable outdoor equipment
- Versatile Expansion — Supports both series and parallel wiring to create custom 24V or 48V power banks for larger energy needs
- Deep Discharge Capability — Efficiently utilize 100 percent of the battery capacity without the voltage drops common in older battery technologies
Product details
Description
The Eiiev 12V 8Ah LiFePO4 Battery is a high-performance power solution designed to replace traditional lead-acid batteries in demanding applications. Utilizing advanced Lithium Iron Phosphate technology, this deep cycle battery delivers an impressive lifespan of over 4,000 cycles, ensuring long-term reliability for your electronics. It features a sophisticated built-in Battery Management System (BMS) that provides six layers of protection against overcharging, deep discharge, overcurrent, and short circuits, while maintaining automatic cell balancing for optimal safety.
Perfect for Indian hobbyists and professionals alike, this compact power source is ideal for fish finders, kayak electronics, small UPS systems, and children's ride-on toys. Its lightweight design—weighing just 2.2 pounds—makes it highly portable for camping trips and outdoor adventures. Unlike standard SLA batteries that offer limited discharge depth, this LiFePO4 unit supports 100% depth of discharge, providing more usable energy per charge. Whether you are powering a solar gate opener or a home security system, this authentic USA-imported battery provides the stable, durable energy storage required for modern devices.
How to use
- Connect the battery terminals to your device ensuring correct polarity.
- Charge only with a dedicated LiFePO4 compatible charger or a solar controller with a lithium profile.
- For series or parallel configurations, ensure all units are fully charged individually before connection.
Ingredients
Lithium Iron Phosphate (LiFePO4) Cells, Copper Terminals, Acrylonitrile Butadiene Styrene (ABS) Plastic Case, Integrated Circuit Board (BMS), Electrolyte Salts.
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | Eiiev |
|---|---|
| UPC | 762849893402 |
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
Top reviews first: highest rated, with photos first
- S. C.5 ★
Excellent little project battery!
Handy to have for various project like setting up solar lighting, etc. Lightweight and compact so very versatile in its uses
- Mike B.5 ★
Built to last an excellent upgrade that's worth.
I'm extremely impressed with this 12V LiFePO4 battery. It's lightweight, compact, and delivers reliable power far beyond what my old lead acid batteries could handle. The long cycle life and built in safety protections give real peace of mind, Easy to recharge and dependable.
- Robert S.5 ★
Fine Little Battery
I picked up this compact 12V lithium battery to power small gear and it's worked out really well. The size makes it easy to fit into tight setups, and it's surprisingly light compared to traditional sealed lead acid options. That makes a difference when carrying it for camping or when swapping it between different uses like a fish finder or a small ride-on toy.Performance has been solid. It delivers consistent power output without dropping off quickly, and it holds a charge longer than expected. The built-in BMS is reassuring since it helps protect against overcharging and keeps the battery safe during use. I've cycled it several times already and it hasn't lost performance, so I'm optimistic about the long-term durability.For value, I think it's a good investment. You pay a little more up front than you would for a sealed lead acid battery, but it lasts many times longer. That means fewer replacements over time and ultimately better value for money. Longevity is one of the strongest selling points here, and it looks like it will live up to that promise.Overall, it's a reliable power source for small applications. Whether you're using it for portable electronics, a kid's power wheels, or outdoor gear, it feels dependable and hassle-free. Lightweight, efficient, and built to last - I'd definitely recommend it for anyone looking to upgrade from heavier, shorter-lived batteries.
- Ruth W.4 ★
Honestly, still a little nervous
I've never used lithium in my UPSs. So, honestly I'm a little nervous. I mean you always see incidences of lithium batteries bursting into flame. That would be bad enough when you're at home, perhaps even worse while you're away or asleep.So, I am testing sparingly.They seem to be of fine quality. They are light, but that is the nature of a different type of battery.They function as a battery.Easy to install as any battery would be.So, if they hold up I suppose they are a good value. Time will tell.
FAQs
How long does a 12V 8Ah lithium battery last?
The Eiiev 12V 8Ah battery is rated for over 4,000 cycles at 80% depth of discharge. Depending on usage frequency, this typically translates to a service life of 10 years or more.
Can I use this battery to start a petrol engine?
No, this is a deep cycle storage battery designed for continuous power. It is not intended for use as a starter battery for cars or motorcycles which require high cranking amps.
Is this battery waterproof for marine use?
The battery features dust and salt fog resistance; however, it should be kept in a battery box or protected area to avoid direct submersion when used in kayaks or boats.
Is this an authentic imported product available in India?
Yes, this Eiiev battery is an authentic USA import. Dropy India sources these products directly from the United States to ensure Indian customers receive genuine, high-quality LiFePO4 technology.
What is the weight of this 12V 8Ah lithium battery?
This battery weighs approximately 2.2 pounds (1 kg), which is roughly one-third the weight of a comparable lead-acid battery of the same capacity.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.