Model Th-1 Filter size 110íß90íß11.5mm View areas 90íß40mmú¼98íß48mm Ur/ir protection Up to shade din15 all time Light shade number Din3 Dark shade range Din9¿ddin13 Shade adjustment External Sensitivity adjustment Can adjustable Switching time 1/20000s from bright to dark Recovery time 0.1~0.8s from dark to bright can adjustable Power on/off Fully automatic Power supply Solar cells Operating temperature -5, 55, 23¿h 131¿h Storing temperature -20íµ¬ñ70íµú¿-4¿h¬ñ158¿hú¬ Net weight 470ía10g Color option Black, red, blue, silver or Customer specified designs 53x53x35mm 50kgs