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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.

200 articles


  • News + Trends

    Smart glasses: the most exciting new products at the CES tech fair

    by Lorenz Keller

  • News + Trends

    Amazfit shows fully-fledged smartwatch for just 100 francs or euros

    by Lorenz Keller

  • News + Trends

    New Dreame robot hoover has legs and climbs six centimetres high

    by Lorenz Keller

  • News + Trends

    Mirror, mirror on the wall, who is the healthiest in the whole country?

    by Lorenz Keller

  • News + Trends

    Attachments transform the vacuum cleaner into a household robot

    by Lorenz Keller

  • News + Trends

    New Roborock vacuum robot cleans up with a gripper arm

    by Lorenz Keller

  • News + Trends

    This lamp with speaker also contains a projector

    by Lorenz Keller

  • News + Trends

    LG presents a lamp that is also an indoor garden

    by Lorenz Keller

  • News + Trends

    These smart glasses look like normal glasses

    by Lorenz Keller

  • Product test

    Cat litter tray tested: as good as its predecessor, but not much better

    by Lorenz Keller

  • Product test

    The perfect gift: digital photo frames are so clever

    by Lorenz Keller

  • Product test

    With the Auto Tracking Stand Pro, you are always in the picture

    by Lorenz Keller

  • Product test

    Robot vacuum review: how high can the Roborock Qrevo Curv really climb?

    by Lorenz Keller

  • News + Trends

    Realme GT 7 Pro presented: Flagship at a competitive price

    by Lorenz Keller

  • News + Trends

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

    by Lorenz Keller

  • Background information

    Swiss start-up launches ring as a substitute for mice and trackpads

    by Lorenz Keller

  • Product test

    This Smart Ball Soccerbot isn’t very smart after all

    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