For step by step instructions for building a webcam based on PiWebcam please visit A sample bill of materials to build indoor and outdoor webcams based is provided below. ## Indoor Webcam BOM Item | Cost | Link ------ | ------| ------ Raspberry Pi Zero W | $20 | https://www.aliexpress.com/item/-/32836672820.html Acrylic Case | $1 | https://www.aliexpress.com/item/VONETS-Acrylic-Case-Cover-Box-Shell-Aluminum-Heatsinks-40-Pin-Connector-Header-Screwdriver-Screw-Set-for/32811914803.html 16GB SD Card | $5 | https://www.aliexpress.com/item/Original-SanDisk-80mb-s-class-10-128gb-64gb-32gb-16gb-Ultra-memory-TF-micro-SD-Card/32689968307.html 2.5A Power Supply | $3 | https://www.aliexpress.com/item/5V2A-Power-Supply-Adapter-Micro-Port-Power-Charger-US-EU-UK-AU-With-ON-OFF/32520570725.html Camera cable for Pi Zero | $1 | https://www.aliexpress.com/item/For-Raspberry-Pi-Zero-Camera-Cable-FFC-Cable-For-Raspberry-Pi-zero-W-H-zero-1/32890256486.html Acrylic Camera Holder | $1 | https://www.aliexpress.com/item/Acrylic-Holder-Camera-Mount-Bracket-For-Raspberry-Pi-3-B-3-Mounting-Bracket/32902702298.html Raspberry Camera Night Vision with IR-CUT and Wide Angle | $17 | https://www.aliexpress.com/item/Raspberry-Pi-3-B-IR-CUT-Camera-Night-Vision-Focal-Adjustable-5MP-Fish-Eye-Automatically-Switch/32881466491.html | **$48** | ## Outdoor Webcam BOM Item | Cost | Link ------ | ------| ------ Raspberry Pi Zero W | $20 | https://www.aliexpress.com/item/-/32836672820.html Waterproof Camera Housing | $7 | https://www.aliexpress.com/item/CCTV-Camera-Housing-Outdoor-Bullet-Camera-s-Case-Shell-Whit-for-Security-CCTV-IR-IP-Camera/32844215710.html / https://www.aliexpress.com/item/32889621325.html 16GB SD Card | $5 | https://www.aliexpress.com/item/Original-SanDisk-80mb-s-class-10-128gb-64gb-32gb-16gb-Ultra-memory-TF-micro-SD-Card/32689968307.html IR Cut Double Filter | $1 | https://www.aliexpress.com/item/HD-MP-IR-CUT-filter-M12-0-5-lens-mount-double-filter-switcher-for-cctv-camera/32793880567.html 12v - 5v buck regulator | $1 | https://www.aliexpress.com/item/Ultra-small-LM2596-power-supply-module-DC-DC-BUCK-3A-adjustable-buck-module-regulator-ultra-LM2596S/32440888820.html Micro USB Male plug | $1 | https://www.aliexpress.com/item/10sets-lot-Micro-5P-USB-Male-Plug-Solder-Type-Tail-Charging-Plug-90-Degree-Free-Shipping/32846969677.html 12v Female plug | $1 | https://www.aliexpress.com/item/Tanbaby-5pcs-lot-5-5-X-2-1mm-12V-Male-and-Female-DC-Cable-Connector-Adapter/32776328118.html 12v IR Led Array | $2 | https://www.aliexpress.com/item/52mm-diameter-4-array-IR-led-Spot-Light-Infrared-4x-IR-LED-board-DC12V-300-400mA/32904475675.html 12v 3A Power Supply | $4 | https://www.aliexpress.com/item/5V-24V-12V-Lighting-Transformer-AC-110V-220V-to-12V-Power-Supply-1A-2A-3A-5A/32808214233.html Raspberry Camera Night Vision Wide Angle | $13 | https://www.aliexpress.com/item/Raspberry-Pi-Zero-W-Camera-Module-Night-Vision-Wide-Angle-Fisheye-5MP-Webcam-with-Infrared-IR/32802572768.html | **$55** |