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88021 LEGO Powered Up Rechargeable Battery
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88021 LEGO Powered Up Rechargeable Battery
  • Rechargeable Battery thumbnail

LEGO 88021 Rechargeable Battery is a Powered Up set currently valued at $36 for new and sealed sets. Annual appreciation has averaged 19.85% since release. On the used market, values range from $24 to $36 based on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Rechargeable Battery since June 2025. Medium accuracy
LEGO 88021 Rechargeable Battery is a Powered Up set released in 2025, containing 3 pieces. It is a 600 mAh lithium-ion unit with steady voltage output, an LED charging status indicator, and built-in overcharge, over-discharge, and overcurrent protection. The battery can be charged via Micro USB either while installed in a hub or removed for external charging. It is designed for the LEGO Technic Small Hub (45609) and is compatible with select LEGO Technic and Education hubs.

A new and sealed Rechargeable Battery is currently valued at around $36, with annual growth of about 19.8% that is expected to level off to around 11.9% in the coming year. The average used price is $30 for those in good overall condition. New and sealed listings currently range from $35 to $48. Based on current trends, this set could be valued near $40 within the next year.
All regions

For Sale (New/Sealed)

 (US) BrickLink store Balanced Life Brick Store $35.00
-2.6%
(NL) BrickLink store steengoed.store $36.48
+1.5%
(US) Rechargeable Battery set 88021
BrickEconomy Choice
$49.99
+39.1%

Sale Trends

This chart shows the sales trends (number sold) of new/sealed 88021 Rechargeable Battery.

Sets in Powered Up

88011 Train Motor

Theme Powered Up
Year 2019
Pieces 7
Availability Retired
88011 LEGO Powered Up Train Motor
Retail $13.99
Value $26.97
Growth  +92.8%
Annual growth 10.2%

88016 Large Hub

Theme Powered Up
Year 2021
Pieces 2
Availability Retired
88016 LEGO Powered Up Large Hub
Retail $239.99
Value $259.30
Growth  +8.0%
Annual growth 1.4%

88006 Boost Hub

Theme Powered Up
Year 2019
Pieces 1
Availability Retired
88006 LEGO Powered Up Boost Hub
Retail $79.99
Value $85.42
Growth  +6.8%

88007 Distance Sensor

Theme Powered Up
Year 2019
Pieces 1
Availability Retired
88007 LEGO Powered Up Distance Sensor
Retail $13.99
Value $39.96
Growth  +185.6%
Annual growth 9.3%

88008 Motor

Theme Powered Up
Year 2019
Pieces 1
Availability Retired
88008 LEGO Powered Up Motor
Retail $16.99
Value $38.00
Growth  +123.7%
Annual growth 9.1%

88009 Hub

Theme Powered Up
Year 2019
Pieces 1
Availability Retired
88009 LEGO Powered Up Hub
Retail $49.99
Value $61.06
Growth  +22.1%
Annual growth 2.8%

88010 Remote Control

Theme Powered Up
Year 2019
Pieces 1
Availability Retired
88010 LEGO Powered Up Remote Control
Retail $22.99
Value $34.66
Growth  +50.8%
Annual growth 4.7%

88012 Technic Hub

Theme Powered Up
Year 2020
Pieces 1
Availability Retired
88012 LEGO Powered Up Technic Hub
Retail $89.99
Value $95.87
Growth  +6.5%
Annual growth 1.0%

88013 Technic Large Motor

Theme Powered Up
Year 2020
Pieces 1
Availability Retired
88013 LEGO Powered Up Technic Large Motor
Retail $39.99
Value $42.41
Growth  +6.1%

88014 Technic XL Motor

Theme Powered Up
Year 2020
Pieces 1
Availability Retired
88014 LEGO Powered Up Technic XL Motor
Retail $39.99
Value $62.58
Growth  +56.5%
Annual growth 4.3%

88015 Powered Up Battery Box

Theme Powered Up
Year 2021
Pieces 1
Availability Retired
88015 LEGO Powered Up Battery Box
Retail $29.99
Value $38.61
Growth  +28.7%
Annual growth 4.5%

88017 Large Angular Motor

Theme Powered Up
Year 2021
Pieces 1
Availability Retired
88017 LEGO Powered Up Large Angular Motor
Retail $34.99
Value $52.16
Growth  +49.1%
Annual growth 11.6%

88018 Medium Angular Motor

Theme Powered Up
Year 2021
Pieces 1
Availability Retired
88018 LEGO Powered Up Medium Angular Motor
Retail $39.99
Value $53.49
Growth  +33.8%
Annual growth 4.5%

My Collection

Rechargeable Battery Reviews

22 ratings
4.6
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About Powered Up

Powered Up is LEGO's replacement for the long running Power Functions elements and has improved it in many ways including improved range and Bluetooth and a tech platform that works across most new LEGO smart components. Powered Up provides elements such as smart motors, power hubs, color and distance sensors, LED lights and more. The LEGO Powered Up platform lets you remote-control your creations via Bluetooth and code them into action with the Powered Up mobile app.
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Power up your battery-powered LEGO devices with this LEGO Powered Up Rechargeable Battery. Simply slot the battery into a LEGO Hub (not included), then add the Hub to your compatible sets. To recharge the battery, plug it into an electrical outlet using a USB-C charging cable (not included).

LEGO Powered Up 1x3 6V rechargeable battery

For use with compatible battery-powered LEGO devices

Requires a USB-C charging cable, not included
Description provided by LEGO©