Product Description : Broadcom BCM2835 CPU, this contains an ARM1176JZFS (ARM11 using an ARMv6-architecture core) with floating point, running at 1GHz, and a Videocore 4 GPU. 512MB LPDDR2 SDRAM Mini HDMI port, Micro USB OTG port & Micro USB power Built-in Wireless Bluetooth 4.1 BLE (Bluetooth Low Energy) HAT-compatible 40-pin header : The Pi Zero is fully compatible with all HAT breakout boards, as it features the same 40 Pin GPIO as the Raspberry Pi 2/B /A Unpopulated composite video header CSI camera connector (newer version from May 2016) LED : A single green LED. Normally on, turns off to indicate disk activity. Power :The Zero & Zero WH (With HAT) uses similar power 5V 1Amp /- using Micro USB
