--- product_id: 648968192 title: "Power Functions Battery-Box-8881 (2 PCS) Compatible with Lego Motor MOC Technic Parts" brand: "yun.arbor" price: "$U1254" currency: UYU in_stock: true reviews_count: 6 category: "Yun.Arbor" url: https://www.desertcart.uy/products/648968192-power-functions-battery-box-8881-2-pcs-compatible-with-lego store_origin: UY region: Uruguay --- # 6 Amps power output 1800mAh battery capacity Full compatibility with Lego Technic & Power Functions Power Functions Battery-Box-8881 (2 PCS) Compatible with Lego Motor MOC Technic Parts **Brand:** yun.arbor **Price:** $U1254 **Availability:** ✅ In Stock ## Summary > ⚙️ Power your imagination — build beyond limits! ## Quick Answers - **What is this?** Power Functions Battery-Box-8881 (2 PCS) Compatible with Lego Motor MOC Technic Parts by yun.arbor - **How much does it cost?** $U1254 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/648968192-power-functions-battery-box-8881-2-pcs-compatible-with-lego) ## Best For - yun.arbor enthusiasts ## Why This Product - Trusted yun.arbor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Sleek 10x4x15 cm design packs serious voltage (1.5V x 6 AA batteries) without bulk. - • **Plug & Play Versatility:** Seamlessly compatible with all Lego Power Functions and Technic models for limitless creativity. - • **Future-Proof Your Builds:** Perfect for upgrading, repairing, or inventing roller coasters, cranes, RC cars, and more. - • **Remote-Controlled Freedom:** Empower your creations with remote control vehicle antenna support for dynamic movement. - • **Unleash Mechanical Mastery:** Double battery boxes deliver sustained 1800mAh power for epic motorized builds. ## Overview The Power Functions Battery-Box-8881 (2 PCS) by YUN.arbor is a high-capacity, fully compatible battery pack designed for Lego Technic and Power Functions projects. Delivering 6 Amps and 1800mAh capacity, it supports a wide range of motorized models including trains, cranes, and RC vehicles. Compact and rechargeable, it’s the essential power source to elevate your freestyle Lego builds with remote control capabilities. ## Description Technic Power-Functions Battery-Box-8881 (2 Piece) Compatible with Lego-Motor MOC Technic-Parts Review: Perfect - My son loved it a lot Review: A must for a true Lego builder - As far as Legos go I know very little other than you can spend a lot of money to buy large design sets with thousands of pieces, but it seems there is another whole level of Lego builds that require specialized parts called "Technics" for freestyle building and design I learned this from my 9 year old grandson who has been absolutely fascinated and absorbed by Legos since he was 5 years old. He can easily manage a multiple thousand piece model build, but what he really enjoys is free building, and it seems that in order to do so you need random parts called Tech pieces When I gave this Technic set to him he went ballistic, you would have thought I just gave him a new puppy, he was thrilled. I guess it depends on your understanding of Legos, but for me I have basically none, but as per my grandson this set of Technic parts are incredible, They are power units, which are battery powered and allow you to connect multiple motors, lights and so much more to bring your freestyle lego builds to life and allow movement and articulation through the supplied remote controller When I first opened this pack I was surprised there were no instructions, I figured for a 9 year-old this would be a bust and a waste of money as it would be far to complicated. But they did included a scannable OC code that opened a very good instruction video that was extremely helpful, once we figured out how to connect everything my grandson was off and running, this took less than an hour Within an hour he had built two remote control articulating Lego figures that he could control with the supplied these power packs. Needless to say I was floored by his creativity and quick understanding of the complexity of using these type of Technic parts in his Lego builds, but them again I have seen him watch countless hours of Lego building on YT I am absolutely amazed at what creativity these so called Technic Lego parts can do and inspire I highly recommend this Lego Motorized Techkit and will certainly be buying my grandson many more ## Features - Support Your Power Function Projects: Powerful power and versatility for your mechanical projects. - Power Function kit: The Package Comes as The Picture Displayed. Includes Power Functions Battery Box 8881*2. - Compatibility: Fully Compatible with Power Function models. - Requires 6 AA (1,5V) batteries, not included - Fun to Create: Use It to Create, Upgrade, Repair Your Technic Project.Compatible with Roller Coaster,Compatible with EV3 Mindstorms,Compatible with Crane,Compatible with Trains,Compatible with RC Car,Compatible with Excavator,Compatible with Technic Motorcycle,Compatible with Technic Jeep and more. - Perfectly Match: Highly Recommend Purchasing a Yun.arbor Technic Parts Set. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D9S7BY86 | | Amperage | 6 Amps | | Antenna Location | Remote Control Vehicle | | Battery Capacity | 1800 Milliampere Hour (mAh) | | Battery Weight | 2 Pounds | | Battery capacity | 1800 Milliampere Hour (mAh) | | Best Sellers Rank | #29,976 in Toys ( See Top 100 in Toys ) #1,717 in Toy Building Sets | | Brand | YUN.arbor | | Built-In Media | Cardboard Insert | | Compatible Phone Models | Lego Motor | | Customer Reviews | 3.6 out of 5 stars 11 Reviews | | Item Dimensions | 10 x 4 x 15 centimeters | | Item Type Name | Battery-Box-8881 | | Manufacturer | YUN.arbor | | Model Name | Battery-Box-8881 | | Model Number | G05 | | Recommended uses for product | Remote Control Vehicle | | Reusability | Rechargeable | | Unit Count | 2.0 Count | | Unit count | 2.0 Count | | Voltage | 1.5 Volts | ## Product Details - **Battery capacity:** 1800 Milliampere Hour (mAh) - **Brand:** YUN.arbor - **Recommended uses for product:** Remote Control Vehicle - **Unit count:** 2.0 Count - **Voltage:** 1.5 Volts ## Images ![Power Functions Battery-Box-8881 (2 PCS) Compatible with Lego Motor MOC Technic Parts - Image 1](https://m.media-amazon.com/images/I/51zkJqKd-ZL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect *by T***T on 25 April 2025* My son loved it a lot ### ⭐⭐⭐⭐⭐ A must for a true Lego builder *by S***R on 14 April 2025* As far as Legos go I know very little other than you can spend a lot of money to buy large design sets with thousands of pieces, but it seems there is another whole level of Lego builds that require specialized parts called "Technics" for freestyle building and design I learned this from my 9 year old grandson who has been absolutely fascinated and absorbed by Legos since he was 5 years old. He can easily manage a multiple thousand piece model build, but what he really enjoys is free building, and it seems that in order to do so you need random parts called Tech pieces When I gave this Technic set to him he went ballistic, you would have thought I just gave him a new puppy, he was thrilled. I guess it depends on your understanding of Legos, but for me I have basically none, but as per my grandson this set of Technic parts are incredible, They are power units, which are battery powered and allow you to connect multiple motors, lights and so much more to bring your freestyle lego builds to life and allow movement and articulation through the supplied remote controller When I first opened this pack I was surprised there were no instructions, I figured for a 9 year-old this would be a bust and a waste of money as it would be far to complicated. But they did included a scannable OC code that opened a very good instruction video that was extremely helpful, once we figured out how to connect everything my grandson was off and running, this took less than an hour Within an hour he had built two remote control articulating Lego figures that he could control with the supplied these power packs. Needless to say I was floored by his creativity and quick understanding of the complexity of using these type of Technic parts in his Lego builds, but them again I have seen him watch countless hours of Lego building on YT I am absolutely amazed at what creativity these so called Technic Lego parts can do and inspire I highly recommend this Lego Motorized Techkit and will certainly be buying my grandson many more ### ⭐⭐⭐⭐ Decent Motor Boxes, but Limited Power *by K***N on 7 September 2025* These motor boxes are decent but definitely have their limitations. They aren’t particularly powerful, so they fall short when used in lego RC cars or other builds that require more strength and torque. You’ll also need a receiver to get much use out of them, which can be a bit restricting. On top of that, they’re not the most efficient when it comes to battery use or size. That said, they do serve their role as a basic power source, especially for smaller projects that don’t demand much power. If you’re looking to motorize lightweight cars or add simple functions that don’t require a lot of torque, these will do the job. Just don’t expect them to perform well for heavy-duty builds. ## Frequently Bought Together - YUN.arbor Power Functions Battery-Box-8881 (2 PCS) Compatible with Lego Motor MOC Technic Parts - Power Functions M-Motor 8883 (2 PCS) Compatible with Lego Motor MOC Technic Parts - Power Functions L-Motor 88003 (2 PCS) Compatible with Lego Motor MOC Technic Parts --- ## 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.uy/products/648968192-power-functions-battery-box-8881-2-pcs-compatible-with-lego](https://www.desertcart.uy/products/648968192-power-functions-battery-box-8881-2-pcs-compatible-with-lego) --- *Product available on Desertcart Uruguay* *Store origin: UY* *Last updated: 2026-09-25*