Highlights colour filter set 35.1 mm. The colour filter set consists of four high-quality colour filters in the colours red, green, yellow and blue. The filters are each pre-assembled on a colour filter cap that can be inserted directly onto the lamp head of the compatible torch. Red reduces reflections and maintains night vision ability. Green and red are suitable for animal watching. Yellow improves visibility in fog. Blue improves visibility of traces and liquids. Technical data LED configuration: 1 x LED colour rendering index: CRI colour temperature: K - K boost power mid power low power luminosity1 (lm) N/A N/A N/A N/A N/A N/A Leuchtweite1 (m) N/A N/A N/A Leuchtweite1 (m) N/A N/A N/A N/A Le. 1 (h) N/A N/A N/A N/A Battery Type 2 None Charging Time N/A Min Housing Technical Data Head Material N/A Headband Material None Case Material N/A Head Diameter N/A mm Length N/A mm Tightness N/A Weight (Including Batteries) N/A g Packaging height 120 Width: 72 mm, depth: 55 mm, weight: 0.063 kg