Need a little extra juice for your CoDrone Mini? This is an exact replacement for your CoDrone Mini battery, if you were needing to replace or you just want more flying time, this is the best option for you! Specs: Lithium Ion Polymer...

Need an extra battery? Tired of constantly charging and stopping your CoDrone Pro/Lite? This is the official CoDrone LiPo (Lithium Polymer) battery, a fully charged battery is about 8 minutes of flight time.

Keep your CoDrone powered up! The CoDrone Power Pack includes 1 Multi-Charger and 2 Lipo Batteries for high speed charging and longer flying times. Charge multiple batteries at once so you can keep your CoDrone or Petrone flying....

Keep your CoDrone Mini flying! The CoDrone Power Pack includes 1 multi-charger and 2 batteries for charging and longer flight times. Charge up to 3 batteries at once so you can keep your CoDrone or Petrone flying. Includes: Mulit-charger...

Build 11 different robots from a single kit. Rubber band shooters, line-trackers, sumo wrestlers, anything you can imagine! You get a real circuit board and real tools to work with. Build your mechanical skills while learning about...

This is a smaller driving school mat, featuring a variety of driving challenges, such as doing a wide u-turn, zig zags, line following, and parking. You can use this mat to work on your autonomous driving skills with Zumi. It's small...

The Zumi Activity Cards are a set of 20 unique activities that will put your programming skills to the test to accomplish various challenges. The front gives you an overview of the challenge with a beautifully illustrated cover, and the...

A pair of DC motors for Zumi

This is a spare Rokit Smart downloader cable set, which can be used as a replacement for the set that comes with the Rokit Smart kit. Includes: micro USB cable UART cable UART to micro USB adapter

Need a little extra juice for your Zumi? This is an exact replacement for your Zumi battery, if you were needing to replace or you just want more power, this is the best option for you! Speces: Lithium Polymer Battery 3.7 1100 mAH 1C PL...

Accurate flow measurement is an essential step both in the terms of qualitative and economic points of view. Flow meters have proven excellent devices for measuring water flow, and now it is very easy to build a water management system...

3/4 inch Water flow sensor YF-S403 is mainly consists of plastic valve body, rotor assembly and hall current sensor. This flow sensor can be used for accurate flow measurement. It is installed in the hot water inlet end for detecting...