Round neodymium magnet 12x3mm

CO2 sensor module with MG811 system with a voltage of 6 V. The module has an analogue output of 30 ... 50mV and TTL

Banana Pi R2 is a mini-computer (router) equipped with a Quad-core ARM Cortex-A7 quad-core MediaTek MT7623N processor, 2 GB of RAM, WiFi module, Bluetooth 4.1 and connectors: HDMI, 5 x Ethernet, 2x USB 3.0. The set has a 40-pin GPIO connector, on which you can find UART, SPI, I2C and ID EEPROM interfaces.

Switch (relay) controlled via Wi-FI, equipped with a socket to connect a temperature or humidity sensor. The device works with the eWeLnik (cloud) application, available for devices with iOS and Android. IM160712005

Printed circuit board for practical power splitter with quick clamps. AVT3175 A

AVT kit for self-assembly of a practical power splitter with quick-release clamps. AVT3175 B

Assembled practical power splitter with quick clamps. AVT3175 C

Printed circuit board for a practical workshop power supply. AVT3172 A

AVT kit for self-assembly of a practical workshop power supply. AVT3172 B

Assembled practical workshop power supply. AVT3172 C

Programmable BT4.0 module with USB connector

Programmable BT4.0 module with UART 2x4 pin 2.54 mm UART connector

Alberto Boschetti, Luca Massaron

Orange Pi NAS expansion card makes it possible to transform an Orange Pi Zero into a file sharing server by plugging in an external SATA hard drive

Velleman kit for self-assembly of an ultrasonic bats detector. K8118

Printed circuit board and programmed circuit for a remote radio switch. AVT5590 A +

AVT kit for self-assembly remote radio switch. AVT5590 B