• Drive mode: Chopping wave constant current drive.
• Two-phase stepper motor with 4-wire, it is available for rotation of forward and reverse.
• The order of power is AB-BC-CD-DA, from shaft end see C.W.
• Rated current (one-phase): 1.5A DC.
• Rated voltage: 3.45V
• Stepping angle: 1.8°
• Comes with 1m length cable, works great for your DIY projects.

• High torque motor for 3D printer and CNC
• Precisely machined full metal body
• High-quality black powder paint
• Minimized heat gain for continuous run
• "D" shaft for easy and secure coupler connection

This bipolar Nema 23 stepper motor is the most popular and it's
1.8 degree step angle (200 steps/rev). Each stage
Consumes 2.8A, allowing 1.9Nm (267.7oz.in) of holding torque.

This is an Ethernet Controller board based on iMatic system which could be compatible with the 16 Channels relay.

• Control switches remotely together with 16 Channel relay!
• RJ45 interface, via RJ45 telecommunications connection for network control.
• Support for 16 Channels relay which means you could controll more to 16 different devices at the same time.
• Unique dual TCP connect control, corresponding with above trait, local as TCP server
• accept client control, when connect to remote server as TCP client
• Supply core module detailed information
• Default IP:192.168.1.4  prot:30000           http://192.168.1.4/30000          (You could change the default IP address)

The Raspberry Pi Camera Module is a custom designed add-on for Raspberry Pi. It attaches to Raspberry Pi by way of one of the two small sockets on the board upper surface. This interface uses the dedicated CSI interface, which was designed especially for interfacing to cameras.

• No IR filter, black and white image at night
• 5 MP Omnivision 5647 Camera Module
• Still Picture Resolution: 2952 x 1944
• Video: Supports 1080 p @ 30 fps, 720 p @ 60 fps and 640 x480 p 60/90 Recording 15-pin MIPI Camera Serial Interface
• Size: Approx. 25 x 20 x 9 mm /0.99 x 0.79 x 0.36 inch

This camera module features with 5MP (2592×1944 pixels) and 160 degrees viewing angle. It is compatible with both Raspberry Pi model A and model B.

• With OV5647 sensor, native resolution of 5 megapixel
• The CSI bus is capable of extremely high data rates, and it exclusively carries pixel data to the BCM2835 processor
• Supports 1080p@30 fps, 720p@60fps and 640 x480p 60/90 video recording
• No IR filter, works as spy camera in low light environment

This camera module features with 5MP (2592×1944 pixels) and 200 degrees viewing angle. It is compatible with both Raspberry Pi model A and model B.

• With OV5647 sensor, native resolution of 5 megapixel
• The CSI bus is capable of extremely high data rates, and it exclusively carries pixel data to the BCM2835 processor
• Supports 1080p@30 fps, 720p@60fps and 640 x480p 60/90 video recording

This is a 2.4GHz Wireless Complete Module.
Wireless communication become extremely easy.

• 8051 / AVR / PIC low power controller can also drive this easily.
• Source Code and manual provided
• High portability! Increase development efficiency & lower development cost.

• Two-way anti lost
• Key findier, Phone finder, Wallet finder
• The location information
• The Internet search
• Ultra-low power consumption
• Multitasking management