---
product_id: 619856992
title: "Blomiky 2 Pack 3.7V 1S JST Plug 1200mAh Li-ion Battery and USB Cable Suitable for RC Trucks QHX-557F Foam Blaster / 557F Battery"
brand: "blomiky"
price: "S$27"
currency: SGD
in_stock: true
reviews_count: 4
category: "Blomiky"
url: https://www.desertcart.sg/products/619856992-blomiky-2-pack-3-7v-1s-jst-plug-1200mah-li
store_origin: SG
region: Singapore
---

# 1200mAh long-lasting capacity 3.7V high-efficiency power USB charging with overcurrent protection Blomiky 2 Pack 3.7V 1S JST Plug 1200mAh Li-ion Battery and USB Cable Suitable for RC Trucks QHX-557F Foam Blaster / 557F Battery

**Brand:** blomiky
**Price:** S$27
**Availability:** ✅ In Stock

## Summary

> ⚡ Double the charge, double the thrill – power up your RC world!

## Quick Answers

- **What is this?** Blomiky 2 Pack 3.7V 1S JST Plug 1200mAh Li-ion Battery and USB Cable Suitable for RC Trucks QHX-557F Foam Blaster / 557F Battery by blomiky
- **How much does it cost?** S$27 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/619856992-blomiky-2-pack-3-7v-1s-jst-plug-1200mah-li)

## Best For

- blomiky enthusiasts

## Why This Product

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

## Key Features

- • **Ready to Go Duo:** Includes 2 batteries and 2 USB cables—double the power, double the fun, no downtime.
- • **Extended Adventure:** 1200mAh capacity delivers longer run times so you never miss a moment of action.
- • **Power Your Playtime:** Reliable 3.7V Li-ion battery ensures consistent energy for your RC trucks and foam blasters.
- • **Perfect Compatibility:** Designed specifically for QHX-557F Foam Blasters, Minfex toys, and select RC vehicles with JST plugs.
- • **Safe & Smart Charging:** Built-in 8.5A overcurrent protection keeps your battery safe during every USB charge.

## Overview

The Blomiky 2 Pack 3.7V 1200mAh Li-ion batteries with JST plugs are engineered for seamless compatibility with QHX-557F foam blasters and various RC vehicles. Featuring USB charging with overcurrent protection, these lightweight batteries (37g each) provide reliable, long-lasting power to keep your remote-controlled adventures going strong.

## Description

desertcart.com: Blomiky 2 Pack 3.7V 1S JST Plug 1200mAh Li-ion Battery and USB Cable Suitable for RC Trucks QHX-557F Foam Blaster / 557F Battery : Toys & Games

Review: Perfect fit - Exactly what I wanted and it worked great, for my application
Review: Works fine - Works as advertised

## Features

- Voltage:3.7V 1S, li-ion rechargeable battery, battery capacity:1200mAh. Charging manual:USB cable Red light is solid when charging,red light is off after full charged.
- Discharge /charge plug: Red jst plug, red cable is positive polar, black cable is negative polar,
- There is 8.5A over current protection circuit on this battery. Battery dimensions: 66*22.4*18.6 mm/2.6*0.88*0.73inch, battery net weight:37grams
- 3.7V 1200mAh JST battery suitable for Minfex Automatic Toy foam blasters, battery suitable for Semour QHX-557F foam blasters.
- 3.7V 1200mAh JST Li-ion rechargeable battery suitable for some kind of RC Cars, RC Boat, or RC Toys, which size, plug ,voltage all match.
- Package include: 2 Pack battery with JST plug, 2 pack USB cable
- Battery suitable for some kind of Remote control Boat, such as HXJ HJ821 Remote control boat, which use same plug , same voltage and size battery.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CQQH16V2 |
| Batteries | 2 Lithium Ion batteries required. (included) |
| Best Sellers Rank | #122,955 in Toys & Games ( See Top 100 in Toys & Games ) #741 in Hobby Remote & App Controlled Vehicle Batteries |
| Customer Reviews | 4.8 4.8 out of 5 stars (18) |
| Date First Available | December 21, 2023 |
| Item Weight | 1.31 ounces |
| Manufacturer | BOFUNENG |
| Product Dimensions | 2.6 x 0.89 x 0.72 inches |

## Product Details

- **Battery Capacity:** 1200 Milliamp Hours
- **Battery Cell Composition:** Lithium Ion
- **Brand:** Blomiky
- **Number of Batteries:** 2 Lithium Ion batteries required. (included)
- **Recommended Uses For Product:** QHX-557F Foam Blasters

## Images

![Blomiky 2 Pack 3.7V 1S JST Plug 1200mAh Li-ion Battery and USB Cable Suitable for RC Trucks QHX-557F Foam Blaster / 557F Battery - Image 1](https://m.media-amazon.com/images/I/71NsIak-x2L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect fit
*by L***S on December 14, 2025*

Exactly what I wanted and it worked great, for my application

### ⭐⭐⭐⭐⭐ Works fine
*by N***H on November 5, 2025*

Works as advertised

### ⭐⭐⭐⭐⭐ It was my fault
*by H***Z on June 20, 2025*

Strong battery doesn't fit my drone too heavy for drone to lift.

## Frequently Bought Together

- Blomiky 2 Pack 3.7V 1S JST Plug 1200mAh Li-ion Battery and Charger Cable for RC Trucks QHX-557F Foam Blaster / 557F Battery
- EBOOT 20 AWG JST Plug Connector 2 Pin Male Female Plug Connector Cable Wire for LED Lamp Strip RC Toys Battery, 10 Pairs

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**Shop now:** [https://www.desertcart.sg/products/619856992-blomiky-2-pack-3-7v-1s-jst-plug-1200mah-li](https://www.desertcart.sg/products/619856992-blomiky-2-pack-3-7v-1s-jst-plug-1200mah-li)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-25*