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Franson Pressing and holding the C/F key will reset the high/low readings. Else it will reset automatically every 24 hours (from time when batteries were inserted or from time the C/F key was pressed/held).

2019-12-30 04:56:01 Hilfreich (4)
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marcar They should work fine with at least 3 V, probably very dimm or no light at all at 2.4 V (specifications: Forward Voltage:3.05-3.65V (250mA))Powering it with AAA batteries will not last much due to dem... Mehr zeigen

2020-02-17 08:57:48 Hilfreich (0)
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Q: can you show the bottom side?

gefragt von Ronaldsneek auf 2019-05-03 13:11:50

lmml Sir youcan aks them to take an photo of this product for you :https://www.banggood.com/Contact-Us_hi111

2019-05-08 06:51:45 Hilfreich (0)
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Hist Working voltage: DC 2.7-12V,it can't exceed 12V

2018-12-31 00:20:23 Hilfreich (0)
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