Features:

【Dual-mode Connection】

When in BT mode, the mouse is good for up to 450 hours. For gaming, its HyperSpeed wireless technology lets you to tap on its ultra-fast performance for up to 285 hours.

【Razer HyperSpeed Wireless Technology】

25% faster than any other wireless technology available, you won't even realize that you're gaming with a wireless mouse due to its high-speed transmission, lowest click latency and seamless frequency switching in data-saturated environments.

【5G Optical Sensor】

Engineered with 99.4% tracking accuracy and up to 16000 DPI sensitivity, the sensor in this wireless mouse offers the precision and speed you need to stay at the top of the leaderboard.

【Razer Mechanical Mouse Switches】

Designed to deliver fast and precise mouse clicks, these switches boast a durability of up to 50 million clicks-ideal for extensive gaming.

【6 Programmable Buttons】

Fully configurable via Razer Synapse 3, the 6 programmable buttons let you access macros and secondary functions so you can execute extended moves with ease.

【Onboard DPI Storage】

Pre-set up to 5 custom DPI stages on Razer Synapse 3 and bring your settings anywhere, so you're always ready to compete no matter the area.

Specification:

Brand: Razer

Model: Basilisk X HyperSpeed

Color: Black

Connectivity: Razer HyperSpeed wireless technology, BT

Sensor: FOCUS+(PAW3369) optical engine, 16000DPI(max)

IPS: 450 inch/s

Acceleration: 40G

Programmable buttons: 6

Switch lifecycle: 50 million clicks

Battery: 1*AA battery(not included)

Item size: 13 * 6 * 4.2cm /5.12 * 2.36 * 1.65in

Item weight: Approx. 83g /2.93oz

Payment and Shipping:

1. We only accept PayPal payments.

2.We will ship it for you within 5 day. Please make sure that your receiving address and your phone number are correct.

Return

1. If the item arrives defective or wrong, before you open the return/case, please contact us via ebay message, we will provide you with a satisfactory solution. Communication is always the best way to solve problems.

2. If you do not receive the item on time, please contact us for further assistance.

Feedback and Contact Us:

1.We always strive to provide every customer with the best service and the best quality products, however, sometimes accidents may occur, if you are not satisfied with our goods or services, please feel free to contact us by leaving a message, we believe we can Solve all your problems for you. Please do not leave negative feedback at will. 

2.If you are satisfied with our products, we also hope you can give us a 5-star review. I will be very grateful.

About Customs duty/Tax:

1. Import duties, taxes and fees are not included in the commodity price or freight, these fees are collected by your country's customs. Buyers need to pay import duties themselves, which is also eBay's regulations.

2. Please check with the customs of your country/region before purchasing to determine these additional customs fees.