Pogo-pin contact alignment Pogo-pins closeup Pogo-Key Pogo-Key in action Final version in black Birdfood "candle" Final version in black IMGP8507.JPG IMGP8509.JPG IMGP8508.JPG IMGP8513.JPG IMGP8512.JPG Decent powder coating 858D+ main board YOUYUE 858D+ hot air soldering station IMGP8525.JPG IMGP8524.JPG IMGP8522.JPG IMGP8519.JPG IMGP8517.JPG IMGP8521.JPG Some cleaning would have been nice IMGP8530.JPG Pogo-Key Pogo-pin tacked down Pogo-Key parts EEVBlog Rulerz Round things Round things Round things Round things A big chunk of butter Another bird accident - It's a Goldcrest Another bird accident - It's a Goldcrest Good bye present Another bird accident - It's a Goldcrest Colourful buttons Colourful buttons Yummy! Single-color-LED Coat Button variant Single-color-LED Coat Button variant - Demo So tiny! Dual-color-LED Coat Button variant Feather of a 'blue tit'. Feather of a 'blue tit'.