5pcs B0505S-2W R2DC-DC B0505S power-supply module Step-up isolation constant voltage NEW

1PCS DS12C887A+ DS12C887A DS12C887 NEW AND ORIGINAL

DC 6V 12V 24V PWM DC motor speed controller forward and reverse switch Linear actuator motor controller adjustable Speed Control

1pc 3.3V-5V Non Contact Water Level Sensor Capacitive Liquid Sensor Liquid Detection Switch Controller Water Level Detector Tool

XH-M203 Full Automatic Water Level Controller Pump Switch Module AC/DC 12V Relay

52mm PP Liquid Water Level Sensor Horizontal Float Switch Down

XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module

DC 220V Liquid Water Level Sensor Right Angle Float Switch Mini Float Switch Contains for Fish Tank Switchs sensors

IR 1 Channel Infrared Receiver Driving Switch Relay Driver Module Board 5V + Active Remote Controller

DC 5V Real time Timing Delay Timer Relay Module Switch Control Clock Synchronization Multiple mode control Wiring diagram

10A 30A 6-60V Lead-acid Solar Storage Battery Charger Control Module Digital Overcharge Protection Control Switch LED indicator

XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module

LM2596 BUCK 3A DC-DC Voltage Adjustable Step-Down Power Module + Blue LED Voltmeter

6-30V Relay Module Switch Trigger Time Delay Circuit Timer Cycle Adjustable 828 Promotion

CH341 24 25 Series EEPROM Flash BIOS USB Programmer Module + SOIC8 SOP8 Test Clip For EEPROM 93CXX / 25CXX / 24CXX DIY KIT

LM2596 LM2596S ADJ Power supply module DC-DC Step-down module 5V/12V/24V adjustable Voltage regulator 3A

DC-DC Buck Step Down Module LM2596 DC/DC 4.0~40V to 1.25-37V Adjustable Voltage Regulator With LED Voltmeter