Absolutely! Just press the “manage your pledge” button and then the “change your pledge” button next to your chosen pledge. Add the price of the add-on to your pledge and press “continue” and “confirm”. You will then get a confirmation email confirming that your pledge is changed.
We will try our best to create a reliable product and we will provide a 1-year warranty from the day you receive the product. We will guarantee all modules and Hexbot arm. We will strive to replace or repair any defective products when used in accordance with our instructions. We require proof of pledge/purchase. The warranty applies only to the original purchaser. The consumables are not covered in the warranty. Product specifications can change, but rest assured our main focus is to deliver the best product possible. Hexbot reserves the right to make changes based on continuous testing, production, and material selection.