5V/12V/24V Relay Control Board: 1/2/4/6/8 Channels with Optocoupler & Indicator Light

DC 12V Time Relay Module Normal Open Time Delay Relay Timing Timer Relay Control Switch Adjustable Potentiometer LED Indicator

XH-M203 Water Level Controller Automatic Water Level Controller Water Level Switch Level Water Pump Controller 12V Relay Output

XH-M609 Low Voltage Disconnect Switch Cut Off 12V 24V 36V Digital LED Display Over-Discharge Protect for 12-36V Lithium Battery

Pump Pour Water Automatic Controller Liquid Level Sensor Switch Relay Module

Automatic Control Control Liquid Level Relay Board

Lithium Battery Charger Module Lcd Display Control Overcharge Protection Board

40-120pcs Dupont Line 10CM 40Pin Male To Male + Male To Female and Female To Female Jumper Wire Dupont Cable for Arduino DIY KIT

Mini Ac-Dc Converter Ac110V 220V To Dc 12V 0.2A+5V Module Board

100 Sticks/pack 1 Pack Metal Film Resistor 1/4W 0.25W 1% Tolerance 0Ohm To 10M Ohm

LM2596 LM2596S Dual USB Output 9V/12V/24V/36V Car Charger Switch 5V DC-DC Power Supply Module 3A Buck Regulator Converter

12V To 220V Step UP Power Module 35W DC-AC Boost Inverter Module Dual Channel Inverse Converter Booster Module Power Regulator

XH-M350 12V 150W 12A Backup Battery Switching Module High Power Board Automatic Switching Battery Power

DC-AC Converter DC12V To 220V 380V 18V AC 500W Inverter Board Transformer

Ac-Dc Power Supply Module Ac 1A 5W 220V To Dc 3V 5V 9V 12V 15V 24V Mini Convert

1Pc Ac-Dc 5V/12V Precision Converter Ac 220V To 5V Dc Step Down Transformer Switching Power Supply Module

XH-M601 12V Charger Module Battery Protect Board Battery Charging Board Power Supply Controller

DC-DC 3V-35V To 4V-40V Adjustable Step Up Power Module 3V 5V 12V To 19V 24V 30V 36V Boost Converter

1Pc Ksd9700 Temperature Switch Thermostat Protector Normally Closed & Open

Ac-Dc 12V 1A Switching Power Supply Module Bare Circuit 220V To12V Board

3.7V 3.8V 7.4V 11.1V 12V 14.8V 18.5V Lithium Li-On Lipo 18650 Battery Charger