I lost my bluetooth for my mouse what can I do?

Thanks for the details! Based on your question, it seems like you need a replacement Bluetooth receiver for your wireless mouse. Some great options from the search results include: - The TP-link UB500 Bluetooth 5.0 Nano USB Adapter for R199. As the most recently standard, Bluetooth 5.0 provides faster connections and extended range. Its small size also means it won't clutter your desktop. - The Microsoft Bluetooth Ergonomic Mouse for R959 comes as a complete wireless solution if you're in the market for a new mouse too. Its ergonomic design will be kinder on your hands and its Bluetooth works seamlessly. - For simple plug-and-play replacement, the ULTRA LINK USB Bluetooth Receiver for R193 is a top budget choice. Its tiny size won't get in the way either. I hope these suggestions help get your wireless mouse working again painlessly! Let me know if you need any other details.