Products

AD8232 Keyes Single Lead Heart Rate Monitor - with a red circuit board, a 3.5mm jack cable with three coloured clips, and several ECG electrode pads.

AD8232 Keyes Single Lead Heart Rate Monitor

6 Channel 5V Relay Module For Arduino - a blue circuit board with six blue relay switches, a row of input pins, and a yellow jumper cap.

6 Channel 5V Relay Module For Arduino

Female 2.1 5.5mm DC Power Plug Jack DC Socket - a black cylindrical connector with a green two-terminal screw block on the end.

Female 2.1 5.5mm DC Power Plug Jack DC Socket

Professional PCB Mount 12V 400mA 4W AC-DC Step Down Isolated Switching Power Supply Module - shown as a blue circuit board with a yellow transformer.

Professional PCB Mount 12V 400mA 4W AC-DC Step Down Isolated Switching Power Supply Module

3x 18650 Battery Cell Case Holder - a black plastic rectangular battery holder with three slots, metal spring contacts, and red and black wire leads.

3x 18650 Battery Cell Case Holder

200mil SOP8 Socket To DIP8 IC Programmer Adapter Soic8 EEPROM Flash - a black plastic clamshell test socket with gold-plated pins mounted on a small green circuit board.

200mil SOP8 Socket To DIP8 IC Programmer Adapter Soic8 EEPROM Flash

TM1638 8 Digit 7 Segment Display With LED’s And Switches - blue circuit board featuring eight push buttons, eight LEDs, and two four-digit displays.

TM1638 8 Digit 7 Segment Display With LED’s And Switches

Hw-687 5A Mini DC Motor PWM Speed Controller Module DC Dimmer - the red circuit board, blue terminal block, green potentiometer, and speed control knob.

Hw-687 5A Mini DC Motor PWM Speed Controller Module DC Dimmer