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display words
close to the object
Temperature sensor
Color: Yellow and black
suitable for sensing hydrogen concentrations in the air
Voltage Alert (AC) Thermal Paper display wordsIntroduction : Voltage Alert Detector Tester 90 1000V is only used to judge whether the conductor is live or not. Ideal for testing AC cables, circuit breakers, wall sockets, junction boxes, fuses, etc. All outer surfaces are non conductive for safety, touch the wire with the pen tip. If the red indicator lights up, it means voltage exist. Detects voltage without metallic contact. This voltage detector is designed for electrical testing. Compact,