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DC-5V Power Supply 32 way Relay Module ESP32 Secondary Development Board
$20-21.67
Min. order 1 piece
DC 5V Power Supply ESP-12F 32ch Relay Module ESP8266 Development Board Secondary Development
$20.87-22.61
Min. order 1 piece
Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO Expansion Board DC 12V 24V
$18.30-20.50
Min. order 1 piece
ESP32 DevKit V1 30Pin DIN Rail Expansion Board - Multi-Voltage (5V/12V/24V) WiFi Smart Home LED Module for DIY Automation
$20.50-29.50
Min. order 10 pieces
Voltmeter&Ampmeter
All products
Meter/Tester
Voltmeter&Ampmeter
FNB48P USB Charging Detector 6.5A BT Real-time Monitor Voltage Current Power Support Fast Charge Protocol Detection Decoy CNC
$24.50-32
Min. Order: 1 piece
TK-10A Double Pulse Color Screen Spot Welding Machine LCD Large Screen CNC 1200A Lithium Battery/Stainless Steel Welding
$28.33-29.57
Min. Order: 1 piece
FNB48S PD Trigger Voltmeter Ammeter Current USB Voltage Current Tester Meter Multifunctional Fast Charging Power Capacity Test
$20.30-28.30
Min. Order: 1 piece
FNB38 Current And Voltage Meter USB Tester QC4+ PD3.0 2.0 PPS Fast Charging Protocol Capacity Test
$11.30-11.70
Min. Order: 1 piece
New ZK-2001 TPA3221 100WX2 Dual Channel Pure Rear Stage Digital Amplifier Board 200W AMP Bridged Mono Subwoofer Speaker
$7.67-8
Min. Order: 2 pieces
KCX-017 LCD Micro USB Charger Battery Capacity Voltage Current Tester Meter Detector With Switch 0.05A-3.50A
$1.74-1.80
Min. Order: 20 pieces
Type-C USB Tester KWS-1902C and Current Tester Mobile Battery Detector
$4-4.30
Min. Order: 10 pieces
DC 0-200V Voltmeter Ammeter KWS-DC200 Power Energy Meter LED Digital DC Wattmeter Electric Meter with Reset Function 0-100A
$5.60-7.70
Min. Order: 5 pieces
KWS-DC22 Electric Vehicle Charger Detector Digital Voltmeter Ammeter Wattmeter Voltage Current Power Energy Meter 8-120V 0-10A
$6.10-6.30
Min. Order: 10 pieces
DC6V-200V 20A Digital LED Display Voltmeter Ammeter Wattmeter Power Energy Meter Current Voltage Tester
$4.70-5.20
Min. Order: 10 pieces
150W/300W/450W/600W Car Lead-acid Power Battery Capacity Tester Electronic Load Power Tester Discharge Meter
$32.30-58.40
Min. Order: 10 pieces
DL24EW 150W WiFi Tuya APP Smart Power Electronic Load Tester DC USB 18650 Voltage Current 48V Battery Capacity Monitor Tools
$35-47
Min. Order: 10 pieces
WiFi Tuya USB Tester Fast charging protocol Voltage Current Meter Type-c PD3.0 mobile phone charger Tester Scalable Features
$29.20-29.50
Min. Order: 1 piece
Battery Tester 9in1 Voltage Meter Amp Voltmeter Current Power Energy Impedance Resistance Capacity SOC Monitor 0-200V
$7.40-10.70
Min. Order: 5 pieces
PZEM-025 DC Display Digital Volt Meter Car Bidirectional Ammeter Power Kwh Watt Meter 300v 50A Shunt Bulit-in
$8.40-9.10
Min. Order: 5 pieces
LCD Digital Voltmeter Ammeter Wattmeter Voltage Current Power Meter Volt Detector Tester Monitor DC 0 to 100V 10A 1000W
$3.60-4.20
Min. Order: 10 pieces