YQVEOT Optical Fiber Power Meter, 6 In 1 Optical Fiber Power Meter，High Precision Rechargeable OPM G8 Visual Fault Locator，Network Cable Test Line Finder VFL(SGS311)

INNOVATIVE DESIGN NEW CONCEPT:High-precision die-casting rubber overmold, new black screen process design Intelligent automatic switch machine design, feel the convenient use experience ERGONOMIC DESIGN:Ergonomic design The curve fits the palm and is comfortable to hold OPEN LID TO WORK, CLOSE LID TO SHUT DOWN:The box is processed by a special process Factory inspection 10W times of opening and closing does not affect the automatic switch machine STRONG RED LIGHT SOURCE:Stable luminescence Easily penetrate long-distance fiber THREE LEVELS OF RED LIGHTADJUSTABLE BRIGHTNESS:Three-speed red light power saving design,long press VFL to adjust brightness(Note: 5km without brightness adjustment function)