This listing is for a Diatone Mamba flight stack, which includes both a flight controller and an electronic speed controller (ESC) board. As clearly stated, this item is in defective condition, untested, and most likely faulty. It is being sold strictly for parts, for repair projects, or for individuals with expertise in troubleshooting and component replacement. The flight controller features a micro USB port, various connection pads for peripherals such as RX/TX, SBUS, PPM, and power, and includes identifiable chips from Winbond and Texas Instruments. The ESC board is populated with multiple QN3109 MOSFETs and capacitors. Please examine the provided images carefully to assess the physical condition, which includes visible solder work that may or may not be related to its described faulty state. Given its defective nature, no guarantees of functionality are offered, and returns based on non-functionality will not be accepted. This is an ideal offering for hobbyists looking for components, a challenging repair project, or for educational purposes.

⚠️ Sold "As Is": This item is sold in its current condition without warranties of any kind. It may have defects not immediately apparent and may be incomplete. We do not perform comprehensive testing on these products, so unexpected issues are possible.

🔍 Accuracy of Descriptions: While we strive for accuracy in our descriptions, please be aware that we do not verify every function and component. The item's condition and completeness are based only on visible assessments. We price these items based on their visible condition and the extent of testing performed. Our goal is to offer a fair deal considering the potential unknowns. Unless mentioned explicitly, assume we have not conducted extensive testing. Likewise, unless an item or accessory is specifically stated as included, please assume it is not. Many bargain bin items may be missing certain accessories — check the photos carefully to see exactly what is and isn’t included

🔄 Return Policy: Returns are accepted within 7 days if the item remains in the condition it was sold. Shipping costs are non-refundable because the product is used and may have defects; any return is considered a change-of-mind return.

💡 Buyer Consideration: Please consider these terms carefully. This purchase is ideal for those who are prepared to handle potential issues independently.