About Capacity:

16GB=approximately 14GB-15GB

32GB=approximately 28GB-30GB

64GB=approximately 58GB-60GB

128GB=approximately 115GB-119GB

256GB=approximately 230GB-238GB

PC says 1GB = 1.073741824 Billion bytes where Market Defines 1 GB = 1.00 Billion bytes.

This is calculation difference between manufacturer and your PC, please Google "Memory card capacity" to get more information.

How to verify the Capacity and Speed of the memory card?

1). Please use quaity USB 3.0 card reader to verify all memory card by H2testw on PC. Real memory card should pass H2testw with no error.

2). Please don't use cheap card reader to test Micro SD card, speed of Micro SD card will be reduced by low quality card reader.

3). Micro SD memory card speed is greatly affected by card reader and the capacity you choose, USB port ect. Low quality device will 100% slow down card speed,1MB=1000KB.









 

1. We have our own warehouse, which can ensure us of shipping out orders within 24 hours after payment (holiday excluded).
2. Different shipping choices as your request: register airmail, DHL, UPS, FEDEX, TNT, AREX and EMS.
3. All goods will be checked and tested one by one.
4. A professional one-stop phone accessories wholesaler updating amazing new products all the time.

1. Please send your order directly by WhatsApp/TM/Skype/WeChat, and confim your requirements on models, quantities, colors.
2. We will reply you with profoma invoice according to your order request .
3. Kindly check the PI, your goods will be deliveried in 1-3 days once your payment finished. 

1. Warranty policy: 12 months since shipment.
2. We will send you the replacement or make a refund if there are quality problems with our proudcts.
3. Evaluate the custom risk and choose safest shipping company.
4. Following the shipping track until the goods arrive.

1. PayPal, MoneyGram, T/T , Western Union, Bank Transfer and Cash. 
2. COD is available for some countries by specific shipping companies.