EASY AND QUICK INPUT-The scissor-switch key and Bluetooth 3.0 give you a quieter, easier and quicker operation. And the mission distance is up to 10 M. Long-term operation-Bluetooth numeric keypad has a built-in rechargeable battery. Wide compatibility-Numeric keyboard is suitable for iMAC/Android/Microsoft/PC/laptop, etc. SLIM AND DURABLE DESIGN-slim and portable. And it has 35 keys, which is fully functional. It is a good choice for external numeric keypad. specification Product name: Bluetooth wireless keyboard Battery capacity: 250mah Interface: usb interface colour: black Material: ABS size: 145x120x19mm Package Contents: 1*host 1*USB charging cable 1*wireless receiver Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.