Welcome to our shop: ✔️Focus on computer memory, provide the cheapest price and best quality with brand new product. ✔️All products are ready to provide high-quality and efficient services at any time. ✔️Complete foam packaging, shipped within 24 hours. ✔️Provide you with perfect after-sales service. 🔥New store discount！ 🔥Now all the price are lower than any other store！ 💖Follow our store to get voucher ! Memory type DDR3 Frequency speed 1333MHz, 1600MHz Storage capacity 4GB.8GB Number of needles 204 needles Product number DDR3 4GB 1333MHz PC3-10600 4GB 1.5v DDR3 4GB 1600MHz PC3-12800 4GB 1.5v DDR3L 4GB 1600MHz PC3L-12800 4GB 1.35v DDR3 8GB 1600MHz PC3-12800 8GB 1.5v DDR3L 8GB 1600MHz PC3L-12800 8GB 1.35v **Attention plz: If you are not sure about compatibility with your computer, contact us by Email and Shopee massage chat. We are willing to help you out. Let us have a very good shopping experience here. Warranty: * 90 days Non-Human damage issues, return for Free Replacement Guarantee. * Return is accepted Within 15 days after the buyer's receiving the item. * Lifetime Warranty: Receive the product more than 90 days. Non-Human damage issues, can be replaced. Buyer is responsible for shipping costs incurred shipping products back.