Labels Milestones
BackPCB, https://www.keyelco.com/userAssets/file/M65p4.pdf Keystone type 1058 coin cell retainer SMT battery holder with leaf spring, Keystone, https://ken.keyeuro.eu/cat/590.pdf AA battery holder Keystone Battery Holder BH-331P Battery Type 3xAAA Keystone Battery Holder SMD Tactile Switch, http://www.helloxkb.com/public/images/pdf/TS-1187A-X-X-X.pdf Ultraminiature Surface Mount Tactile Switch Ultra-small-sized Tactile Switch with Pegs, https://www.ckswitches.com/media/1462/pts125.pdf Button Tactile Switch with High Contact Reliability, Top-actuated Model, without Ground Terminal, with Boss Ultra-small-sized Tactile Switch for High-Density Mounting, 3.1mm height, https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3fs.pdf C&K Components SPST SMD PTS645 Series 6mm Tact Switch C&K Components, PTS 810 Series, Microminiature SMT Top Actuated, http://www.ckswitches.com/media/1476/pts810.pdf Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000CE28.pdf 0 Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000CE7.pdf 0 Tactile switch, SPST, 6.0x3.5 mm, H2.5 mm.
- BC66 M66 GSM NB-IoT module, 15.8x17.7x2mm, https://www.quectel.com/UploadImage/Downlad/Quectel_BC66_Hardware_Design_V1.1.pdf GSM.
- Appears on the shaft.