public Battery(int? hoursIdle, int? hoursTalk, BatteryType? type, string model)
 {
     this.HoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
     this.Type = type;
     this.Model = model;
 }

 public Battery(BatteryType batteryType, string model = null, double hoursIdle = 0, double hoursTalk = 0)
 {
     this.batteryType = batteryType;
     this.model = model;
     this.hoursIdle = hoursIdle;
     this.hoursTalk = hoursTalk;
 }

 public Battery(string model = null, TimeSpan? idleHours = null, TimeSpan? talkHours = null, BatteryType? type = null)
 {
     this.Model = model;
     this.IdleHours = idleHours;
     this.TalkHours = talkHours;
     this.Type = type;
 }

 public Battery(string batteryModel, int hoursIdle, int hoursTalk, BatteryType batteryType)
 {
     this.BatteryModel = batteryModel;
     this.HoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
     this.BatteryType = batteryType;
 }

 public Battery(string model, float? hoursIdle, float? hoursTalk, BatteryType batteryType)
 {
     this.Model = model;
     this.HoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
     this.BatteryType = batteryType;
 }

 public Battery(string model, double hoursIdle, double hoursTalk, BatteryType type)
 {
     this.MODEL = model;
        this.HOURSIDLE = hoursIdle;
        this.HOURSTALK = hoursTalk;
        this.TYPE = type;
 }

 public Battery(string model, BatteryType type, float hourh1, float hours2)
 {
     this.Model = model;
     this.type = type;
     this.HoursIdle = hourh1;
     this.HoursTalk = hours2;
 }

 public Battery(string model,short? hourIdle,short? hourTalk,BatteryType type)
 {
     this.Model = model;
     this.HourIdle = hourIdle;
     this.HourTalk = hourTalk;
     this.type = type;
 }

 public Battery(string model, BatteryType type)
     : this(model)
 {
     this.hoursIdle = null;  //setting the field
     this.hoursTalk = null;  //setting the field
     this.Type = type;       //setting the property
 }

 public Battery(string model, BatteryType? batType, double? hoursIdle, double? hoursTalk)
 {
     this.model = model;
     this.batType = batType;
     this.hoursIdle = hoursIdle;
     this.hoursTalk = hoursTalk;
 }

 public Battery(string model = null, decimal hoursIdle = 0, decimal hoursTalk = 0, BatteryType batteryType = 0)
 {
     this.Model = model;
     this.HoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
     this.BatteryType = batteryType;
 }

 //Defining properties
 public Battery(BatteryType texture)
 {
     this.batteryTexture = texture;
     this.model = null;
     this.hoursIdle = null;
     this.hoursTalk = null;
 }

 public Battery(string model, int idleHours, int talkHours, BatteryType type)
 {   
     this.model = model;
     this.idleHours = idleHours;
     this.talkHours = talkHours;
     this.batteryType = type;
 }

 //constructor
 public Battery(BatteryType? type = null, BatteryColor? color = null, int? hoursIdle = null, int? hoursTalk = null)
 {
     this.type = type;
     this.color = color;
     this.hoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
 }

 public Battery(string model, ushort hoursIdle, ushort hoursTalk, BatteryType type)
 {
     Model = model;
     HoursIdle = hoursIdle;
     HoursTalk = hoursTalk;
     Type = type;
 }

 public Battery(string model, uint hoursIdle, uint hoursTalk, BatteryType type)
 {
     this.model = model;
     this.hoursIdle = hoursIdle;
     this.hoursTalk = hoursTalk;
     this.type = type;
 }

 public Battery(string model, int? hoursIdle, int? hoursTalk, BatteryType type) 
     : this(model)
 {
     this.HoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
     this.Type = type;
 }

 public Battery(string model, BatteryType type, string hoursIdle, string hoursTalk)
 {
     this.Model = model;
     this.Type = type;
     this.HoursIdle = hoursIdle;
     this.HoursTalk = hoursTalk;
 }

 public Battery(string model, BatteryType type, int hours, int talk)
 {
     this.type = type;
     this.model = model;
     this.hoursIdle = hours;
     this.hoursTalk = talk;
 }

 public Battery(string model, double hoursTalk, double hoursIdle, BatteryType type)
     : this(model)
 {
     this.HoursTalk = hoursTalk;
     this.HoursIdle = hoursIdle;
     this.BatteryType = type;
 }