Heliograph Small
	Highly reflective stainless steel mirror, used for attracting attention by reflecting sunshine. Signal up to 40 miles on a clear sunny day. NB best used on a sunny day but can also be used to reflect moonshine or searchlight. Highly effective and it can be used continuously. Small size means it can be kept in a pocket. Dimensions 50 mm x 50 mm x 2mm Weight 23 g