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16A Mini Smart Wifi DIY Switch Support 2 Way Control Smart Home Automation Module Work with Alexa Google Home Smart Life App
US$4.99 US$14.68

Q: Is that work without wifi? If I have many of them there is a way to control it on the house without wifi?

Asked by MYTRO30` on 2021-09-02 04:17:09

alwino1969 It is a WIFI switch... 🤣 😂 🤣

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Geekcreit® 12V 6A DIY Electronic Semiconductor Refrigerator Radiator Cooling Equipment
US$19.99 US$32.99

Q: can i use 12v 5A power adopters

Asked by Rohan Techno on 2018-11-29 00:17:36

alwino1969 Ofcourse... It won't cool as well but it can...

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Geekcreit® 12V 6A DIY Electronic Semiconductor Refrigerator Radiator Cooling Equipment
US$19.99 US$32.99

Q: Is that possible to produce heat instead of cold ? (by inversing the polarity for example)

Asked by maximedaisy on 2020-03-10 06:21:22

alwino1969 Yes by reversing polarity... But remember to dissipate heat or else it will burn out

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Geekcreit® 12V 6A DIY Electronic Semiconductor Refrigerator Radiator Cooling Equipment
US$19.99 US$32.99

Q: Hi, does it use any kind of gas on those pipes, like freon, or this is a completely gas free solution? Thanks

Asked by C4M4L340 on 2020-11-03 05:32:59

alwino1969 Simple heat pipes. It is no gas cooler... Obviously.... It cools by Peltier element... It says in the title... What use would gas have in this setup.? 🤣 🤣 🤣

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2 Pcs VU Meter Warm Backlight Recording Audio Level Amp With Driver Module
US$17.99 US$29.99

Q: I just receive the KIT, works fine but I have a question: The circuit board I have receive is version 5.0 with an extra trimmer and I don't know what is for

Asked by BG110115044 on 2021-01-19 12:22:38

alwino1969 Uhhhh try???? 🤣

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2 Pcs VU Meter Warm Backlight Recording Audio Level Amp With Driver Module
US$17.99 US$29.99

Q: is this meant to be preamp ? do i split the output of my phone - one path to the meters board other path to amp? or does phone output go directly into meters board and then have to split the signal that is between meter and meter board sending one path to speaker

Asked by prufrok on 2019-12-29 21:35:55

alwino1969 Seriously?? How are some meters a pre-amp. .. 🤣 😂 🤣

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2 Pcs VU Meter Warm Backlight Recording Audio Level Amp With Driver Module
US$17.99 US$29.99

Q: Can the vu be conected to tthe output rca of a car amp out, I mean the rca that usualy is connected to an external amp ???

Asked by fito2408 on 2019-07-20 06:47:20

alwino1969 Yup... Since that is line level....

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Eachine Tyro109 210mm DIY 5 Inch FPV Racing Drone PNP w/ F4 30A 600mW VTX Runcam Nano 2 FPV Camera
US$151.99

Q: What radio transmitter can I connect

Asked by BG841511651 on 2022-05-20 16:28:32

alwino1969 Depends on receiver you buy and install...

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