Item Type: Wireless Number Pad <br>Material: Aluminum Alloy <br>Support System: for Windows, for OS <br>Number Of Keys: 34 Keys <br>Bluetooth Version: Bluetooth 5.0 <br>Keyboard Life (Number Of Keystrokes): 5 Million Times <br>Response Speed: 30 Milliseconds <br>Wireless Bluetooth Transmission Distance: 10m / 10.9yd <br>Battery Type: Lithium Battery <br>Battery Model: 503035 <br>Battery Capacity: 500mah (Included) <br>Charging Time: 2 Hours <br>Use Time: Open Backlight About 80 Hours, About 2.6 Hours When The Backlight Is Open To The Maximum <br>Standby Time: Not Open Backlight > 10 Months1、Aluminum Alloy Material: Using aluminum alloy panel material, strong and durable, support 7 color backlight. <br>2、Bluetooth Connection: With Bluetooth 5.0, stable connection, strong and secure Bluetooth connection allows you to work efficiently within 10 meters. <br>3、Compatible System: Ergonomic design for Windows, for OS system, a perfect complement to your laptop. <br>4、Mini And Portable: Mini and compact, ultra thin and portable design, easy to carry around and type where you like. <br>5、Suitability: Our 34 key Bluetooth numeric keypad is perfect for professionals to enter number sequences in spreadsheets, accounting programs and grade books.<p>1 x Keypad</p><p>1 x User Manual</p><p>1 x Charging Cable</p>