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Lorenz Keller

Gadgets are my passion - whether you need them for the home office, for the household, for sport and pleasure or for the smart home. Or, of course, for the big hobby next to the family, namely fishing.

183 articles


  • News + Trends

    Stiftung Warentest: It doesn't matter how many blades the razor has

    by Lorenz Keller

  • News + Trends

    Kassensturz test: Good razors are available for as little as 100 francs

    by Lorenz Keller

  • Product test

    This power bank looks good, performs well but is expensive

    by Lorenz Keller

  • Product test

    Kica Jet Fan tested: Is the car vacuum cleaner that also pumps air convincing?

    by Lorenz Keller

  • Product test

    This scooter folds out in 20 seconds

    by Lorenz Keller

  • Opinion

    Sony LinkBuds Open – the best in-ears I’ve ever tried

    by Lorenz Keller

  • Product test

    Blocmen Pre Shave Powder put to the test: white stick works wonders

    by Lorenz Keller

  • Product test

    DJI Neo review – great drone for beginners like me

    by Lorenz Keller

  • Product test

    Panasonic 900 S review: what can this strange shaver do?

    by Lorenz Keller

  • Product test

    Dreame X40 Ultra Complete review: expensive, but pretty much perfect

    by Lorenz Keller

  • News + Trends

    Huawei smartwatches will soon be able to pay wirelessly via NFC

    by Lorenz Keller

  • Product test

    Colmi review – the affordable smart ring is impressive

    by Lorenz Keller

  • Guide

    How to navigate the jungle of Apple Watch bands

    by Lorenz Keller

  • Product test

    Google Pixel 9 review: so good you won’t need the Pro version

    by Lorenz Keller

  • Product test

    The Roborock S8 MaxV Ultra isn’t spectacular, but hoovers well

    by Lorenz Keller

  • News + Trends

    Cheaper and simpler: Netatmo launches new smart home brand Omajin

    by Lorenz Keller

  • News + Trends

    RingConn Gen 2: The battery in this smart ring lasts up to 12 days

    by Lorenz Keller

  • Product test

    This viral car vacuum cleaner doesn’t live up to the hype

    by Lorenz Keller

  • News + Trends

    The Apple Watch Series 10 is getting thinner and bigger

    by Lorenz Keller

  • Background information

    Ki standard: wireless power supply with 90 per cent efficiency

    by Lorenz Keller

  • News + Trends

    Segway ZT3 Pro: The new e-scooter is all-terrain

    by Lorenz Keller

  • News + Trends

    IFA: Ninja announces slush machine for the home

    by Lorenz Keller

  • News + Trends

    Amazfit T-Rex 3 unveiled: an ultra-watch for just 300 euros or francs

    by Lorenz Keller

  • News + Trends

    Dreame and Roborock: New robot hoovers finally climb over thresholds

    by Lorenz Keller

  • News + Trends

    Synchronisation with Playstation or Xbox: Philips Hue in gaming fever

    by Lorenz Keller

  • News + Trends

    Miele W2 Nova Edition: There has never been a washing drum with a honeycomb shape like this before

    by Lorenz Keller

  • News + Trends

    The ovens from Siemens and Bosch bake 80 dishes fully automatically

    by Lorenz Keller

  • Background information

    Curtains for the Qi2 standard? Google also calls time on it with the Pixel 9

    by Lorenz Keller

  • Background information

    Samsung smart rings can’t be repaired – and other manufacturers are having the same issue

    by Lorenz Keller

  • News + Trends

    Dreame innovations: The vacuum cleaner lies flat, the robot extends brushes

    by Lorenz Keller

  • News + Trends

    New "Ki" standard announced: powering toasters, blenders and other appliances without cables

    by Lorenz Keller

  • Product test

    Samsung Galaxy Flip 6 review: finally a really good camera

    by Lorenz Keller

  • Product test

    Samsung Galaxy Watch Ultra review: not everything’s ultra fantastic

    by Lorenz Keller