Size:50mm/1.95"(lens width), 145mm/5.65"(leg length)
Width of the forehead frame:146mm/5.69"(inch) (approx)
Practical and durable.
Built-in Ultra bright LED lights act as mini torch to improve vision in the dark.
Acts as an ordinary pair of reading glasses when the torch is not switched on.
Long lasting battery life - Requires 4 button cell batteries (included) which can last for up to 30 hours of continuous use.