Note: This is a DIY kit, you need to assemble it. Feature:   The Tesla coil can produce high temperature and high-pressure plasma, which can sing, ignition, wireless transmission, and...

Product parameters:   Power supply: DC 3-12V Board size: 13.5CM* 2.2CM Package included: 3 x DIY NE555 Electronic Organ Teaching Kit

Feature: Size: 145 x 75 x 35mm. Note: This kit does not supply any instructions, please note about this before you order it. Requires a certain amount of knowledge to...

Feature: Power supply: 9V-12V (Recommended 9V laminated battery).  Antenna: 50 ohm, unbalanced.  Frequency range: transmitter local oscillator frequency: 7023kHz; receive local oscillator frequency: about 7023-7026KHz.  Headphones: low-impedance headphones.  Transmit power:...

Description:   Working voltage: 3~12V.  Board size: 90 x 60 x 1.6mm.  This DIY SMD practice board suitable to improve soldering level and speed. Package included: 3 x SMD Components Soldering Skill...

This board to 51 interface designed for platform double reset circuit, the monolithic support are:  1, On STC series such as STC89, STC11, STC12, STC90 DIP encapsulation (40 feet). Need...

Description:   Appearance size: 43 x 32mm.  PCB Material: double-sided 1.6mm FR-4 sheet.  Supply voltage: 3-5V.    Package Included: 3 x DIY Sound Light Infrared Sensor Anti-theft Alarm Switch Kit

Feature:  Board size: 7.7 x 6.1cm;  Operating voltage: DC 4.5V-5.5V;  DC power supply, inside positive outside negative, do not connect reverse;  FM range: 87MHZ-108MHZ;  FM step: Click once step 0.1MHZ,...