OtterBox React Series for iPhone 15 Pro Max in Stardust Interface___Serial ATA 4 GHz Wireless range 10 4 GHz Wireless range 10 m Design Product colour Black Keyboard style Straight Ergonomic design Yes Backlight No Wrist rest No Technical details Product colour Black Ergonomic design Yes Backlight No Windows keys Yes Numeric keypad No Ergonomics Wireless range 10 m Features Wireless range 10 m Power Service life of battery 36 month(s) Power source type Battery Battery technology Lithium Ion (Li Ion) Number of batteries (keyboard) 4 Mouse Mouse included No System requirements Windows operating systems supported Windows 10 43 kg Package height 68 mm Package depth 273 mm Package width 338 mm Weight & dimensions Height 50 mm Depth 244 mm Width 305 mm Packaging content Cables included SATA Other features Number of M 83 g Depth 11 8 mm Width 81