---
product_id: 441732694
title: "Mould King 13112 RC Excavator Building Set, Remote Control Truck Model Kit | Construction Vehicles Model with Motor, STEM Engineering Toys for Adult, 1830 Pieces Building Block Set"
brand: "mould king"
price: "¥57050"
currency: JPY
in_stock: true
category: "Mould King"
url: https://www.desertcart.jp/products/441732694-mould-king-13112-rc-excavator-building-set-remote-control-truck
store_origin: JP
region: Japan
---

# Dual remote & app control 360° rotating cab 1830 precision pieces Mould King 13112 RC Excavator Building Set, Remote Control Truck Model Kit | Construction Vehicles Model with Motor, STEM Engineering Toys for Adult, 1830 Pieces Building Block Set

**Brand:** mould king
**Price:** ¥57050
**Availability:** ✅ In Stock

## Summary

> 🚜 Build, control, conquer – the ultimate RC excavator experience!

## Quick Answers

- **What is this?** Mould King 13112 RC Excavator Building Set, Remote Control Truck Model Kit | Construction Vehicles Model with Motor, STEM Engineering Toys for Adult, 1830 Pieces Building Block Set by mould king
- **How much does it cost?** ¥57050 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/441732694-mould-king-13112-rc-excavator-building-set-remote-control-truck)

## Best For

- mould king enthusiasts

## Why This Product

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

## Key Features

- • **Dual Remote Modes:** Switch effortlessly between classic remote control and innovative app programming via Bluetooth.
- • **Full 360° Rotation:** Experience total control with a cab that spins seamlessly for ultimate maneuverability.
- • **Terrain-Ready Tracks:** Durable, wear-resistant tracks conquer any surface, from carpet to concrete.
- • **STEM-Driven Challenge:** Boost creativity, patience, and hands-on skills with a complex 1830-piece build.
- • **Adult-Friendly Assembly:** Designed for pros and beginners alike, with clear step-by-step guides for a rewarding build.

## Overview

The Mould King 13112 RC Excavator is a sophisticated 1830-piece building set featuring a 360-degree rotating cab, flexible arm and shovel, and rugged tracks for versatile terrain navigation. It offers dual remote control modes—traditional controller and Bluetooth app with programming functions—making it a perfect STEM toy for adults and teens to develop hands-on skills and creativity. Battery-powered and designed for easy assembly with numbered bags and detailed instructions, this model combines engineering challenge with interactive fun.

## Description

desertcart.com: Mould King 13112 RC Excavator Building Set, Remote Control Truck Model Kit | Construction Vehicles Model with Motor, STEM Engineering Toys for Adult, 1830 Pieces Building Block Set : Toys & Games

## Features

- 【RC Excavator truck】 Mould King 13112 is equipped with the 360-degree rotating cab, flexible swinging arm and shovel, The wear-resistant track allows it to travel freely on various terrains. The Building Toy can not only enjoy the fun of assembling, but also can remotely control the truck after assembling, which is very interesting.
- 【Easy to Assemble】 It has about 1830 pieces parts. All the parts are packaged into some independent packaging numbered bags, which makes it easier to assemble the building kits. Meanwhile, Following the detailed manual with clear assembly steps, this building toy set is easy to put together even for beginners.
- 【STEM projects for learning】 The building blocks are the challenges during assembling and the achievement after finishing. All will love this building kits as a gift . It will not only afford you an opportunity to enjoy fun activities and help you to develop patience and build hands-on skills, but also can work on hands-on skills and stimulate creativity and imagination.
- 【Flexible Remote Control】You can control the car toy via remote control or your mobile phone, you just need to download the app and connect it via Bluetooth. It supports 2 remote control modes - remote control mode and programming function. Each mode is simple and easy to use. Enjoy the fun of all control options.
- 【Nice for Adults】Building set is a wonderful activity together with family or friends. It is nice for birthday/Christmas/New Year. Hope our interesting building toys bring your family more happiness, if you have any problems, we are always standing by to help.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09XK68NPX |
| Additional Features | Battery Operated |
| Age Range Description | Adult |
| Best Sellers Rank | #182,390 in Toys & Games ( See Top 100 in Toys & Games ) #5,926 in Toy Building Sets |
| Brand Name | Mould King |
| Color | Multicolor |
| Customer Package Type | FFP |
| Customer Reviews | 4.3 out of 5 stars 356 Reviews |
| Educational Objective | Hand-Eye Coordination |
| Item Dimensions | 18 x 7 x 13 inches |
| Item Highlight | Construction Vehicles Model with Motor, STEM Engineering Toys for Adult, 1830 Pieces Building Block Set |
| Item Weight | 5.6 pounds |
| Manufacturer | Mould King |
| Manufacturer Part Number | WX13112-WJN |
| Manufacturer recommended age | 14 years and up |
| Material Type | Plastic |
| Model Name | 13112 |
| Model Number | WX13112-WJN |
| Model Year | 2022 |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Number of Pieces | 1830 |
| Number of Players | 1 |
| Operation Mode | manual, remote control |
| Power Source | Battery Powered |
| Set Name | 13112 |
| Size | 18 inches x 7 inches x 13 inches |
| Supported Battery Types | 1 lithium-ion battery |
| Target Audience | Unisex-kids |
| Theme | Vehicles |
| Toy Building Block Type | Interlocking Toy Building Block |
| UPC | 731694829577 |
| Unit Count | 1830 Count |

## Images

![Mould King 13112 RC Excavator Building Set, Remote Control Truck Model Kit | Construction Vehicles Model with Motor, STEM Engineering Toys for Adult, 1830 Pieces Building Block Set - Image 1](https://m.media-amazon.com/images/I/71rHeiYOMAL.jpg)

## Questions & Answers

**Q: How many motors and batteries are included?**
A: Contains 4 M motors, 1 L motor, 1 servo motor, and two 4.0 lithium batteries.

**Q: Is it rechargeable or does it use AA / AAA type bateries？**
A: Package includes multi-rechargeable lithium batteries, you don't need to install your own AA/AAA batteries.

**Q: How long does a battery last?**
A: About 15-20 minutes.

**Q: What do I need to do if the product is missing parts?**
A: Please contact Mould King by Amazon, we will send the pieces you need for free.

## Frequently Bought Together

- Mould King 13112 RC Excavator Building Set for Boys, 1830 Pieces Building Blocks APP Remote Control Truck Construction Vehicles Model with Motor, STEM Engineering Toys for Kids
- Mould King Bulldozer Technique Building Set, App-Controlled 2.4G RC Bulldozer Truck Construction Vehicle Toys with Engines, DIY Engineering Model Sets for Adults/14+(1508 Pieces)
- Mould King 17010 Engineering Dump Truck Building Block Kits, MOC Building Blocks Set to Build, Gift for Kids Age 8+/Adult Collections Enthusiasts(1888 Pieces with Motor/APP Remote Control)

---

## 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.jp/products/441732694-mould-king-13112-rc-excavator-building-set-remote-control-truck](https://www.desertcart.jp/products/441732694-mould-king-13112-rc-excavator-building-set-remote-control-truck)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-10*