Here's a multifunction digital meter that, when connected to the inverter's 220-volt output, shows the electrical values that allow us to read the consumption of our connected appliances and the total kWh we've drawn. I find it useful; here's a video demonstration of how to connect it.
Digital Current Meter, AC40-300V 100A Voltmeter Ammeter, Electricity Meter, DIN Rail, Integrated CT, for Measuring Voltage, Current, and Power
https://amzn.to/3WBBJRg
Here are some links where you can purchase the parts used in the construction of the photovoltaic project:
EPEVER 60A MPPT Solar Charge Controller 12V/24V/36V/48V
https://amzn.to/3Xd5icp
Solar Panel Y-Connectors
https://amzn.to/3GmqDcB
Solid State Relay DC-DC SSR Input 3-32Vdc Load 5-220Vdc Control Relay (60A)
https://amzn.to/3iitFXA
10 Pairs MC4 Waterproof Connectors for Solar Panels
https://amzn.to/3ZivDaY
60 Pieces Tinned Copper Eyelet Terminals, Bolt Hole Terminals, 8 Sizes, Eyelet Terminals for Car Battery Connection, SC Terminal Set
https://amzn.to/3Itkden
Shelly 1 V3 2-Pack is a Wireless Relay Switch for Home Automation
https://amzn.to/3gHpbbV
12V 50Ah Rechargeable LiFePO4 Lithium Iron Phosphate Battery with Over 3000 Deep Cycle Life and BMS Protection
https://amzn.to/3GrOvf6
12.8V 150Ah Rechargeable LiFePO4 Lithium Battery
https://amzn.to/3Xd3d03
3KW Photovoltaic Kit with Storage, 720W 24V for Off-Grid Campers: 6 Panels 120W Solar Panels + 1500W Solar Inverter DC 24V AC 220V + 100Ah LiFePO4 Battery
https://amzn.to/3IxwONB
Circuit Breaker with Manual Reset
https://amzn.to/3Xbi3Eo
Energy Meter, Digital Electricity Meter, Digital LCD Current Meter, DIN Rail Electricity Meter, Multifunction KWH Meter, AC40-300V 100A Voltmeter Ammeter
https://amzn.to/3Iy5Qpm
Cylindrical Fuse Holder Base RT18-32(X) 32A AC690V 2-Pole DIN Rail Mount for RT18 RO15 10 x 38mm Fuse
https://amzn.to/3Zm5kAM
Mini MCB Photovoltaic Safety Circuit Breaker Protection Switch DC Circuit Breaker Protector DZ47-63Z-2P (16A)
https://amzn.to/3Zjh86M
5.5mm x 2.1mm Male to Female Power Connector 12V
https://amzn.to/3CpGxCw
Mini USB Fan, 4-Inch Portable 360° Rotatable Quiet Desk Fan
https://amzn.to/3Ioqmq8
EPEVER MPPT Solar Charge Controller
https://amzn.to/3HuKPcJ
12V 150Ah Rechargeable LiFePO4 Lithium Battery with 3000 Deep Cycles and Built-in BMS
https://amzn.to/3ObrbEs
DC Power Meter, 6.5-100V 100A Shunt 100A
https://amzn.to/3AAVhO6
12V to 220V Pure Sine Wave Inverter 1000W
https://amzn.to/3rqyvUd
AC/DC Current Clamp Meter 0-600A
https://amzn.to/3zw6uiw
2500W Pure Sine Wave Inverter
https://amzn.to/3HjtHGK
12V to 220V Pure Sine Wave Inverter 1500W
https://amzn.to/3shuBfz
Crimping Tool
https://amzn.to/3MJ7S4p
Here are some useful pliers for use in the lab for various connections:
https://amzn.to/35Gt9M7
For the video, I used a very useful Manfrotto tripod.
https://amzn.to/3LdnM7x
and a Dimmable Bi-Color LED Photography Spotlight
https://amzn.to/3sDE80X
MC4 Solar Panel Cable Connectors
https://amzn.to/3tvZzSG
MC4 Male/Female Photovoltaic Connectors with Built-in Anti-Reflection Blocking Diode
https://amzn.to/3LbXfrg
Here's the 100-watt solar panel
https://amzn.to/3spydfP
Echo Dot (4th Generation) - Smart Speaker with Clock and Alexa
https://amzn.to/3I2dNje
100-watt 12-volt Monocrystalline Solar Panel
https://amzn.to/3KxOyqa
120 Watt High-Efficiency Monocrystalline Solar Panel
https://amzn.to/3NWZeAs
12V 100Ah AGM Battery
https://amzn.to/3sWp3sy
12V 200A Car Relay
https://amzn.to/3amu87a
Automatic Resettable Fuse for Cars, Marine Boats, Electrical Isolator for Stereo Audio Reset Fuse
https://amzn.to/3RgV4G1
5 Pairs Waterproof Solar Cable Connectors, Solar Panel Cable Connectors, Male and Female Connectors for DIY Photovoltaic PV Cable, Black
https://amzn.to/3PinBsD