---
product_id: 806979804
title: "4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack)"
brand: "remgretivon"
price: "S$88"
currency: SGD
in_stock: true
reviews_count: 8
category: "Rem Gretivon"
url: https://www.desertcart.sg/products/806979804-4100mwh-rechargeable-lithium-aa-batteries-variable-voltage-1-5v-low
store_origin: SG
region: Singapore
---

# 2500+ recharge cycles 4100mWh high capacity USB-C direct charging 4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack)

**Brand:** remgretivon
**Price:** S$88
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up smarter, stay charged longer, and never miss a beat!

## Quick Answers

- **What is this?** 4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) by remgretivon
- **How much does it cost?** S$88 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/806979804-4100mwh-rechargeable-lithium-aa-batteries-variable-voltage-1-5v-low)

## Best For

- remgretivon enthusiasts

## Why This Product

- Trusted remgretivon brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Premium 304 stainless steel casing ensures corrosion resistance and 100% leak-proof safety.
- • **Ready When You Are:** Comes as an 8-pack with a USB-C cable—charge anywhere, anytime, no bulky dock needed.
- • **Eco-Friendly & Cost-Savvy:** Recharge over 2500 times with no memory effect—save money and reduce waste.
- • **Smart Charging, No Guesswork:** Dual-color LED indicators keep you informed with real-time charging status.
- • **Power That Lasts, Charge After Charge:** 4100mWh capacity delivers alkaline-level energy for your high-drain devices.

## Overview

The remGretivon 4100mWh Rechargeable Lithium AA Batteries combine high capacity and durability with smart USB-C charging and intuitive LED indicators. Engineered with premium stainless steel for leak-proof safety and over 2500 recharge cycles, this 8-pack is perfect for powering smart locks, toys, flashlights, and gaming devices—delivering reliable 1.5V power while saving you money and reducing environmental impact.

## Description

desertcart.com: remGretivon 4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) : Health & Household

Review: A much better alternative for power-hungry smart locks - I bought these specifically for my smart door lock, which has been going through standard batteries way too fast. It was becoming a constant expense, so switching to these rechargeable lithium batteries has already been a great move. They provide a steady voltage, which is exactly what a smart lock needs to function properly without those "low battery" warnings you sometimes get with old-school rechargeables. The most convenient part is the built-in USB-C port on each battery. I don’t have to keep track of a separate charging dock; I can just plug them directly into a phone charger using the included cable. So far, they’ve been holding up well and haven’t given me any issues. Being able to recharge them up to 1500 times means I won’t have to buy disposable batteries for a long time.
Review: Good Rechargeable AA Batteries - These USB-C rechargeable AA batteries work great. Easy to charge with the included cable and no separate charger needed. They provide steady 1.5V power and last a long time in my devices. Very convenient and a good replacement for regular batteries. Would buy again

## Features

- Full Stainless Steel Construction​​: Battery casing and core components use premium 304 stainless steel, providing superior corrosion resistance, oxidation prevention, and 100% leak-proof safety. Outlasts plastic-shell batteries in humid or high-temperature environments
- Dual-Color LED Charging Indicators​​: Features intuitive green/red LED lights, blinking green during charging, solid green when fully charged. Red light alerts for abnormal charging status, ensuring real-time monitoring without guesswork
- ​​Long-Lasting Power & High Capacity​​: With 4100mWh energy , these batteries match alkaline battery performance (e.g., similar to Nanfu). A single charge powers high-drain devices such as flashlights, toys, and smart home gadgets for extended periods, reducing frequent replacements to avoid damaging your device
- 2500+ Recharge Cycles & Cost Savings​​: Engineered for over 2500 charge cycles with no memory effect, these reusable batteries save money versus disposables. Charge anytime using the included Type-C cable (gift accessory), and enjoy reliable power for years—ideal for eco-conscious users
- Complete 8-Pack Ready for Use: Get a ready-to-go set of 8 high-power 1.5V AA batteries and a versatile charging cable. Ideal for powering entire smart home systems, gaming controllers, and digital tools without interruption.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0FSRMP7BW |
| Batteries | 8 AA batteries required. (included) |
| Best Sellers Rank | #53,213 in Health & Household ( See Top 100 in Health & Household ) #137 in AA Batteries |
| Customer Reviews | 4.5 4.5 out of 5 stars (41) |
| Date First Available | September 26, 2025 |
| Item Weight | 6.4 ounces |
| Item model number | AA-8PACK-02 |
| Manufacturer | remGretivon |
| Product Dimensions | 3.3 x 3.3 x 1.5 inches |

## Product Details

- **Battery Cell Composition:** Lithium Ion
- **Brand:** remGretivon
- **Number of Batteries:** 8 AA batteries required. (included)
- **Recommended Uses For Product:** Gaming Controller
- **Unit Count:** 1.0 Count

## Images

![4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) - Image 1](https://m.media-amazon.com/images/I/71y9N5wm6+L.jpg)
![4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) - Image 2](https://m.media-amazon.com/images/I/81hqP4OEV+L.jpg)
![4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) - Image 3](https://m.media-amazon.com/images/I/71l3PuRf1EL.jpg)
![4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) - Image 4](https://m.media-amazon.com/images/I/713GnXRPFNL.jpg)
![4100mWh Rechargeable Lithium AA Batteries, Variable Voltage 1.5V with Low Power Alarm, 2500+ Cycles for Smart Door Locks, Toys,Flashlights and Game (AA USB-C 8-Pack) - Image 5](https://m.media-amazon.com/images/I/81RdkOjcyNL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ A much better alternative for power-hungry smart locks
*by S***I on February 18, 2026*

I bought these specifically for my smart door lock, which has been going through standard batteries way too fast. It was becoming a constant expense, so switching to these rechargeable lithium batteries has already been a great move. They provide a steady voltage, which is exactly what a smart lock needs to function properly without those "low battery" warnings you sometimes get with old-school rechargeables. The most convenient part is the built-in USB-C port on each battery. I don’t have to keep track of a separate charging dock; I can just plug them directly into a phone charger using the included cable. So far, they’ve been holding up well and haven’t given me any issues. Being able to recharge them up to 1500 times means I won’t have to buy disposable batteries for a long time.

### ⭐⭐⭐⭐⭐ Good Rechargeable AA Batteries
*by M***O on February 15, 2026*

These USB-C rechargeable AA batteries work great. Easy to charge with the included cable and no separate charger needed. They provide steady 1.5V power and last a long time in my devices. Very convenient and a good replacement for regular batteries. Would buy again

### ⭐⭐⭐⭐⭐ Rechargeable battery
*by T***O on February 8, 2026*

It's well-made, has a large capacity, and charges quickly. It's perfect for use in remote controls, toys, flashlights, and other electronic devices. Even after multiple charge and discharge cycles, the battery life remains stable with no noticeable degradation. It's environmentally friendly and saves money.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sg/products/806979804-4100mwh-rechargeable-lithium-aa-batteries-variable-voltage-1-5v-low](https://www.desertcart.sg/products/806979804-4100mwh-rechargeable-lithium-aa-batteries-variable-voltage-1-5v-low)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-06-02*