LilyPad Coin Cell Battery Holder
· This LilyPad Coin Cell Battery Holder has a small slide switch installed on the board, in-line with the power so you can shut off your project and save batteries. This slide switch is the same as is found on the LilyPad slide switch board, so it’s not easy to accidentally turn off or on.
· Just like the original Coin Cell Battery Holder, this simple board holds a 20mm coin cell battery (such as a CR2032) and gives you 4 connection points (two positive and two negative) for sewing into your project.
· Size: (LxWxH) 2.89×3.01×0.55cm / 1.14″x1.19″x0.22″₨200.00
8 Channel Ethernet Relay Controller (Support PoE & USB)
With Ethernet relay, IoT has become so easy. RLY-8-POE-USB is a POE & USB controlled 8 channel relay controller based on STM32. With this module users are able to do remote control/ switching power supply centralized management, the purpose of this product can be directly by net POE power supply switch power supply is connected to the Internet, so you just need to a cable link equipment, suitable for: home decoration, hotel, shopping mall management, Internet cafes, karaoke time, daily office, stores monitoring, networking, industrial control equipment, test equipment, power control, unattended, underground pipes, mining equipment, ships, machine room, street lamp management, intelligent management and centralized management.
Please read the PoE compatiblity issue before you buy:
We have passed the test on PoE Switches, list as
- ONV POE31004P
- Tenda TEF1008P
OV7670 Camera module
OV7670 image sensor, small volume, low operating voltage, providing all functions of a single chip of VGA camera and image processor. Through SCCB bus control, the sensor can output the whole frame, sampling, and various resolution 8 bits of data. The product VGA image can reach up to a maximum of 30 frames per second. Users can completely control the image quality, data format and transmission mode. All the process of image processing functions can be through the SCCB programming interface, including gamma curve, white balance, saturation and chroma .₨750.00