Bluetti at IFA 2026: Pioneer 5000 eGenerator, Balco Transfer Hub, Balco 260, and Balco 500

IFA 2026: My Highlights in a Nutshell

EcoFlow New Releases at IFA 2026: STREAM, River, Rock - I checked out everything for you

Robots on the runway - Uncut premiere of the IFA 2026 show "Robots on the runway"

PV Generation, Storage, and Consumption in August 2026

EcoFlow STREAM AC5000: This Is What a Winner Looks Like - Right? I Tested It for Four Weeks, Resu...

Vacation Time: My PV Yield and Consumption in July 2026

Bluetti TransferHub (Part 2) with Third-Party Brands, V2L & V2H Tested - Powering from a DIY Batt...

Pool cleaning in 15 mins – every week, super easy! 5 years of experience broken down for you

Bluetti TransferHub Tested (Part 1): Every Power Station Now a Balcony Solar Storage System?

Indevolt SolidFlex 2000: The clever battery storage system with features others don't offer

Extreme weather, extreme power consumption—and finally 99% self-sufficiency. My June 2026 PV yields

Sodium battery, EcoFlow expansion, new storage: WattCycle at #intersolar2026

Intersolar 2026 Trade Fair Report: A Detailed Look at Home Storage and Balcony Power Plants

Indevolt showcases SolidFlex and PowerFlex at Intersolar 2026 in Munich - I'm testing them for you!

Sigenergy SigenMate Ultra 2700 Energy Storage World Premiere at #Intersolar2026

Intersolar 2026 highlights summarized for you in 15 minutes - storage, sector coupling & more

Will it be better now? SunEnergyXT 500 PRO retest

Good yields – exploding consumption: What was going on in my household in May 2026? PV generation

Sunshare Glory: The safest storage I've tested so far - latest semi-solid cells

SunEnergyXT 500 PRO: Can it compete in the 2400W class? I'm putting it through its paces for you!

PV yields in April 2026 - it still wasn't enough for full self-sufficiency.

Soaring electricity prices make wintering in the south the cheapest option

Jackery SolarVault 3Pro: Retest and answers to your questions

Was March really that good? Feeling vs. reality

Latest PV trends from Asia: What's coming in 2026! I've been traveling to solar trade fairs for you.

Jackery SolarVault 3Pro: Looks good, has good specs - but...

Why the Zendure SolarFlow 2400 Pro beats everyone in the test

Only the storage system will save me from a PV disaster in February!

Amazing: Plug&Play with virtually unlimited storage and PV power possible - I'll show you how!

Dangerous hotspot on my solar table? I'm going to measure everything now!

Measurement of my defective PV module using a thermal imaging camera

Buried in snow: PV in January 2026 with a negative record?

I'm testing a completely destroyed PV module: current, voltage, power, hotspots. The result is su...

Retest of the Zendure SolarFlow 800Plus reaction time: I am impressed

Zendure SolarFlow 800Plus review: What's the catch with the competitive price?

PV billing 2025: A good year with 10kWp and 20kWh storage?

Clear snow from your PV system for optimal yield – every watt counts! Toolmacher snow shovels

Why driverless taxis, buses, and trains will prevail – and why Germany is leaving itself behind.

Christmas presents - or: what do I actually do with all the test products?

Durability test for PV modules: Hail, rockfall, people - how far can I go?

Ford Bronco Badland: Off-road adventure at the #laautoshow

My test drive with the Jeep Wrangler at the #laautoshow - off-roading!

Maxxisun V2 CCU 2300W - finally here for testing. Charging power meets German thoroughness.

Media Day Automobility LA: The hottest new models from the 2025 LA Auto Show (reupload in stereo)

Zendure Hyper: One year of experience as an AC-coupled storage system, expanded with SolarFlow 80...

Anker SOLIX Solarbank ein Jahr im Dauereinsatz mit SmartPlugs - 39% Stromkosten gespart

PV&E Basics #2: SmartPlugs on refrigerators are more important than on washing machines

DJI Power 2000: The Hammer of the Year - Introduction and First Tests (now in Stereo)

IAA2025: Trade Fair Tour - China and the Germans

IFA 2025 long video: SmartHome and PV storage Zendure, Shelly - and many more!

IFA2025: SmartHome and PV storage highlights in 20 minutes - Shelly with product fireworks, EcoFl...

SunLit now supports V2L2H (vehicle-to-storage) – and external batteries – and power stations. But...

News from Shelly, Gen4, Outdoor Plug, melted Shelly Plug S and maybe an IR reader?

Why I swapped the Shelly 3EM for the Pro 3EM and why it wasn't so easy

Response times of storage devices: Anker, Zendure, EcoFlow, SunLit and DIY tested on the Shelly 3EM

SunLit EV3600 with 8.6kWh storage - First impressions, tips and tricks

Zendure SolarFlow800Pro: Hyper with emergency power in one system - real test - buy or not?

District heating prices: collateral damage of the energy transition or simply monopoly prices?

Now the robotaxis are taking over: The final game begins in Austin, Texas, with Tesla versus Waym...