MicroBT WhatsMiner M50 110~122TH/s Bitcoin Miner

• We generally ship in 1-3 days after receiving your order. 
• We use global express shipping (DHL, FedEx, UPS), Delivery time is 3-7 days.
• Once the order is shipped, all orders are final sale and non-refundable. 

At Annminer.com, we take pride in the quality of our crypto miners and the satisfaction of our customers. We offer a comprehensive product guarantee to ensure that our customers are completely satisfied with their purchases. Our product guarantee policy is as follows:

• All brand-new miners come with 12 months manufacturer’s warranty.
• All new miners are guaranteed to be in their original packaging. This means that you can be confident that the product you receive is brand new and has not been used or tampered with.
• If you encounter any problems with your purchase after receiving the miner, please contact our customer service staff as soon as possible. Our online technicians will help you solve the problem remotely to ensure that you can quickly and easily resolve any issues.
• If it is indeed a product quality problem, we will send you new products to replace the defective ones. We will cover the cost of shipping the replacement products to you.
• In principle, we do not support the return of products to our Hong Kong or Shenzhen warehouse for maintenance. However, if a product cannot be fixed remotely and needs to be returned to the warehouse for repair, we will provide you with detailed instructions on how to do so.
• If there is a problem with your product while using it, we will help you find the problem and provide you with a replacement service for paid spare parts. This means that you can get your product up and running again as quickly as possible.

We are committed to providing high-quality products and excellent customer service. We believe that our product guarantee policy reflects our commitment to customer satisfaction and ensures that you can shop with confidence.