Cable-Free. Bluetooth Connection with your Mobile Devices such as Tablets and mobile phones, Bring you more convenience when you need to type, Operating Distance up to 10 meters. Super Compatibility. Compatible with iPad and iPhone, such as New iPad 10.2(9th Gen 2021/8th Gen 2020/7th Gen 2019), iPad Air 4 10.9 Inch, iPad Pro 12.9/11 Inch(2020 / 2018 Released), iPad air 3 10.5 2019, iPad mini 5 2019, iPhone 11/11 Pro/11 Pro Max, iPhone Xs Max /XS/X/XR/7 8 Plus/ 6 6s 7 8 etc.. Reasonable Layout. QWERTY Layout with Hot keys Customized for iPads, Including Volume, Music Control, Brightness etc. Long Battery Life. 30-days continuous use and automatic sleep mode allow up to half a year between battery changes. (2 X AAA battery not included). Perfect Size. Just Big Enough for your fingers to enjoy a wonderful typing, and small enough to put it into your suitcase/handbag.