While the Zero 1.3 and the Zero W have limits set to 1 per order, the Zero WH has no limits. Finally you can buy as many as you need to complete that project.
This third generation model maintains the same popular board format as the Raspberry Pi 2 and Raspberry Pi B+, but boasts a faster 1.2GHz 64Bit SoC, and on board WiFi and Bluetooth!
While the Zero 1.3 and the Zero W have limits set to 1 per order, the Zero WH has no limits. Finally you can buy as many as you need to complete that project.