```ruby
module Withings
  SCALE = 1
  BLOOD_PRESSURE_MONITOR = 4
  
  def self.consumer_secret=(value)
    @consumer_secret = value
  end
  
  def self.consumer_secret
    raise 'Please specify consumer_secret' unless @consumer_secret
    @consumer_secret
  end
  
  def self.consumer_key=(value)
    @consumer_key = value
  end
  
  def self.consumer_key
    raise 'Please specify consumer_key' unless @consumer_key
    @consumer_key
  end
end

# Copied over from ActiveSupport
unless Hash.new.respond_to?(:stringify_keys)
  class Hash
    def stringify_keys
      inject({}) do |options, (key, value)|
        options[key.to_s] = value
        options
      end
    end
  end
end```

Add Pulse and Sleep Monitor to the devices IDs
user
```ruby
module Withings
  SCALE = 1
  BLOOD_PRESSURE_MONITOR = 4
  PULSE = 16
  SLEEP_MONITOR = 32
  
  def self.consumer_secret=(value)
    @consumer_secret = value
  end
  
  def self.consumer_secret
    raise 'Please specify consumer_secret' unless @consumer_secret
    @consumer_secret
  end
  
  def self.consumer_key=(value)
    @consumer_key = value
  end
  
  def self.consumer_key
    raise 'Please specify consumer_key' unless @consumer_key
    @consumer_key
  end
end

# Copied over from ActiveSupport
unless Hash.new.respond_to?(:stringify_keys)
  class Hash
    def stringify_keys
      inject({}) do |options, (key, value)|
        options[key.to_s] = value
        options
      end
    end
  end
end
```
assistant