นาฬิกาปลุกดิจิตอล LED พร้อมจอแสดงผล 7 สี แสดงอุณหภูมิ ปรับความสว่างได้ 5 ระดับ ฟังก์ชั่นปลุกคู่ ฟังก์ชั่นช่วยการนอนหลับ ใช้พลังงานจาก USB

2" 52MM Voltmeter Auto Car Gauge Volt Meter 8~16V White LED Backlight Voltage 12V Car Accessories for Gasoline Car 12V

TOMZN Din Rail 110V 230V AC Adjustable Over Under Voltage Protective Device Protector Relay Monitor Current Limit 40A 63A 80A

12V 24V 36V 48V 60V 72V 84V Li-ion Battery Capacity Indicator Car Motorcycle Digital Voltmeter 9-120V GY-6ST Voltage Tester

ICS-43434 I2S 3.3V MEMS microphone Module Breakout Low cost Low Pass Filter Mini-module

DC SPD Surge Protective Device 600V 800V 1000V 2P 20KA 40KA 60KA Voltage Protector Solar PV Photovoltaic Lightning Arrester

SM852B Portable Phase Sequence Tester, 3-Phase AC Rotation Meter, Voltage/Current Detector, Phase Rotation Indicator for Electri

BM730 4-Digit High Accuracy Digital Voltmeter Ammeter Power Meter 100V 10A 1000W Voltage and Current Display Trimmer with Buzzer

10Pcs/20Pcs Suitable for 14-20 Awg Solderless Wire-Free Quick Line Splicing Connector Branch Wiring Splitter Connector 3-Way 2-Pin Low-Voltage Wire Connector

12V/24V 2 IN 1 Car LCD Gauge Water Temperature Meter Thermometer Voltmeter Gauges +10mm Temp Sensor 26~40mm Adapter(Optional)

22MM AC 20-500V 0-100A Mini LED Digital Voltmeter Ammeter Hertz Meter Signal Lights 220V Voltage Current Meter Volt Amp Tester