Voltage Alert (AC) 9250 GPRS GSM GPS Shield based

GPRS GSM GPS Shield based on the SIM808 GSM GPRS GPS all-in-one cellular phone module

Made of strong Plastic carbon fiber composites

Program Memory Type : Flash

The mouse sensor returns the average movement (in the x and y directions) of surface features that it sees

2% Accuracy Over Temperature

Voltage Alert (AC) 9250 GPRS GSM GPS Shield basedIntroduction : 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,