powersun

  1. agnes&theo

    Buzzing with the ZooMed Powersun H.I.D. Bulb

    I just bought a new ZooMed Powersun H.I.D. bulb for my tortoise table after reading some good things about it for both UVB and heating. However, when I plugged it in it makes an odd buzzing noise. My other bulbs never made these kinds of noises. Is this normal? Has anyone else with this bulb...
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