# Size of the 5V dc connector?

**URL:** <https://forum.ewelink.cc/t/size-of-the-5v-dc-connector/133627>\
**Category:** Free discussion\
**Tags:** camera\
**Created:** [February 11, 2025, 8:09am UTC](https://forum.ewelink.cc/t/size-of-the-5v-dc-connector/133627 "2025-02-11T08:09:07Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![h.oldenbeuving](https://avatars.discourse-cdn.com/v4/letter/h/df788c/32.png) [@h.oldenbeuving](https://forum.ewelink.cc/u/h.oldenbeuving)\
**Post date:** [February 11, 2025, 8:09am UTC](https://forum.ewelink.cc/t/size-of-the-5v-dc-connector/133627/1 "2025-02-11T08:09:08Z")

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Sonoff users,  
Who knows the size of of the 5V dc connector of the Sonoff Cam GK-200MP2-B

Thanks in advance!  
Harold

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**Author:** ![ward](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.ewelink.cc/ward/32/10437_2.png) [@ward](https://forum.ewelink.cc/u/ward)\
**Post date:** [February 12, 2025, 6:43am UTC](https://forum.ewelink.cc/t/size-of-the-5v-dc-connector/133627/2 "2025-02-12T06:43:43Z")

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hey,

I don’t have the specific spec but I took measurements on the male connector, might not be accurate

outer: 3.5mm  
inner: 1.3mm

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**Author:** ![h.oldenbeuving](https://avatars.discourse-cdn.com/v4/letter/h/df788c/32.png) [@h.oldenbeuving](https://forum.ewelink.cc/u/h.oldenbeuving)\
**Post date:** [February 12, 2025, 7:40am UTC](https://forum.ewelink.cc/t/size-of-the-5v-dc-connector/133627/3 "2025-02-12T07:40:53Z")

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Thanks!