iOS 如何获取手机型号、系统版本、电池电量

#import <sys/utsname.h>

//获取手机型号
- (NSString *)iphoneType
{struct utsname systemInfo;uname(&systemInfo);NSString *platform = [NSString stringWithCString:systemInfo.machine encoding:NSASCIIStringEncoding];if ([platform isEqualToString:@"iPhone1,1"]) return @"iPhone 2G";if ([platform isEqualToString:@"iPhone1,2"]) return @"iPhone 3G";if ([platform isEqualToString:@"iPhone2,1"]) return @"iPhone 3GS";if ([platform isEqualToString:@"iPhone3,1"]) return @"iPhone 4";if ([platform isEqualToString:@"iPhone3,2"]) return @"iPhone 4";if ([platform isEqualToString:@"iPhone3,3"]) return @"iPhone 4";if ([platform isEqualToString:@"iPhone4,1"]) return @"iPhone 4S";if ([platform isEqualToString:@"iPhone5,1"]) return @"iPhone 5";if ([platform isEqualToString:@"iPhone5,2"]) return @"iPhone 5";if ([platform isEqualToString:@"iPhone5,3"]) return @"iPhone 5c";if ([platform isEqualToString:@"iPhone5,4"]) return @"iPhone 5c";if ([platform isEqualToString:@"iPhone6,1"]) return @"iPhone 5s";if ([platform isEqualToString:@"iPhone6,2"]) return @"iPhone 5s";if ([platform isEqualToString:@"iPhone7,1"]) return @"iPhone 6 Plus";if ([platform isEqualToString:@"iPhone7,2"]) return @"iPhone 6";if ([platform isEqualToString:@"iPhone8,1"]) return @"iPhone 6s";if ([platform isEqualToString:@"iPhone8,2"]) return @"iPhone 6s Plus";if ([platform isEqualToString:@"iPhone8,4"]) return @"iPhone SE";if ([platform isEqualToString:@"iPhone9,1"]) return @"iPhone 7";if ([platform isEqualToString:@"iPhone9,2"]) return @"iPhone 7 Plus";if ([platform isEqualToString:@"iPod1,1"]) return @"iPod Touch 1G";if ([platform isEqualToString:@"iPod2,1"]) return @"iPod Touch 2G";if ([platform isEqualToString:@"iPod3,1"]) return @"iPod Touch 3G";if ([platform isEqualToString:@"iPod4,1"]) return @"iPod Touch 4G";if ([platform isEqualToString:@"iPod5,1"]) return @"iPod Touch 5G";if ([platform isEqualToString:@"iPad1,1"]) return @"iPad 1G";if ([platform isEqualToString:@"iPad2,1"]) return @"iPad 2";if ([platform isEqualToString:@"iPad2,2"]) return @"iPad 2";if ([platform isEqualToString:@"iPad2,3"]) return @"iPad 2";if ([platform isEqualToString:@"iPad2,4"]) return @"iPad 2";if ([platform isEqualToString:@"iPad2,5"]) return @"iPad Mini 1G";if ([platform isEqualToString:@"iPad2,6"]) return @"iPad Mini 1G";if ([platform isEqualToString:@"iPad2,7"]) return @"iPad Mini 1G";if ([platform isEqualToString:@"iPad3,1"]) return @"iPad 3";if ([platform isEqualToString:@"iPad3,2"]) return @"iPad 3";if ([platform isEqualToString:@"iPad3,3"]) return @"iPad 3";if ([platform isEqualToString:@"iPad3,4"]) return @"iPad 4";if ([platform isEqualToString:@"iPad3,5"]) return @"iPad 4";if ([platform isEqualToString:@"iPad3,6"]) return @"iPad 4";if ([platform isEqualToString:@"iPad4,1"]) return @"iPad Air";if ([platform isEqualToString:@"iPad4,2"]) return @"iPad Air";if ([platform isEqualToString:@"iPad4,3"]) return @"iPad Air";if ([platform isEqualToString:@"iPad4,4"]) return @"iPad Mini 2G";if ([platform isEqualToString:@"iPad4,5"]) return @"iPad Mini 2G";if ([platform isEqualToString:@"iPad4,6"]) return @"iPad Mini 2G";if ([platform isEqualToString:@"i386"]) return @"iPhone Simulator";if ([platform isEqualToString:@"x86_64"]) return @"iPhone Simulator";return platform;
}