Description:  Electronics component super kit perfect for anybody who use for Arduino, raspberry pi.     Package included:  1 x 5V stepper motor;  1 x 5V stepper motor driver board;  1 x 1602LCD screen;  1 x three-color patch;  10 x large buttons;  1 x ProtoShield...

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: 0.8W (using a 9V power supply), 1.2W (12V power supply).  Suppress spurious (harmonic):-20dB.  Note:...

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, long press FM button can add and subtract continuously;  Function: Digital display frequency function,...

Feature:   Operating voltage: DC5V.  Standby current: ≤8mA.  Working current: ≤10mA.  Countdown: 60 seconds.  Countdown ends prompt: three alarms.  Soludering difficulty: General.  Board size: 84 x 84mm.  Note: Electronic production kit, require buyer soldering assembly.   Package included:   3 x Electronic Timer K

Note: This is a DIY kit, you need to assemble it.  Description: The Kit is integrated circuit TDA2030 as the center of power amplifier, with less distortion, peripheral components, simple assembly, large power, high fidelity, etc.  Feature: Working voltage: 12V 30W  ac double.  The...

Description:  Product Name: TPA6120 Headphone Amplifier Board;  Chip Type: TPA6120A2;  Input voltage:Dual AC12-24V(recommend dual AC12V 30W);  Output impedance: 8-600 Ohm;  Protection function: short circuit protection, over temperature protection;  Size: 80*52*19MM.     Feature:  The TPA6120A is a HIFI-class stereo headphone amplifier from TI that provides...

Feature: Operating voltage: DC5V.  Operating current: 35mA.  Accuracy: ± 1mA.  Measurement range: 0 ~ 2A.  Outrange display: The first data 1 or -1.  Display color: Red.  Type: Not assembled kit.  Package included:  3 x ICL7107 Ammeter DIY Kit

Description: Kit Name: ICL7107 Voltmeter DIY Kit.  PCB size: 70.6*39mm.  Head mounting opening size: 77*40mm.  Display window size: 51*24mm.  Electrical parameters:   Working voltage: DC5V.  Working current: 35mA.  Measurement accuracy: It can be calibrated to get higher precision and no parameters at present.  Measuring...

Description: Compared to other versions of the using a separate USB-Serial converter chip, the Leonardo innovatively uses a single-chip solution. Only with a Atmega32u4 USB communication and control. The Leonardo differs from all preceding boards in that the ATmega32u4 has built-in USB communication, eliminating...

Description: The light changes from bright to dark, and then gradually changes from dark to bright, feeling like a person is breathing. Widely used in digital products, computers, audio, automotive and other fields, has played a very good visual decorative effect.  Power supply voltage...

Description: Dimensions: 50*50mm.  Supply voltage: 3V-5V.  Product weight: 10g.  Function: button switch and shake.  Please solder it refer to the PCB mark.  Package included: 3 x Lucky Turntable Electronic DIY Kit

Description: This is a Frequency Counter based on PIC microcontroller, add and subtract with crystal vibration measurement functions and programmable frequency Settings, five digital tube display, convenient and intuitive, easy to make.  Feature: Measured frequency range 1 hz to 50 MHZ (1HZ to 50 MHZ).  Can...

Feature: Professional version of the Mini Pro is a micro controller circuit board.  It has 20 digital input/output pin (six of them can be used as a PWM output), 8 analog input, a 16MHZ resonator, a reset button, the installation hole lead foot.  Technical...

Introduction:BL602 is a Wi-Fi+BLE chipset introduced by Bouffalo Lab, which is used for low power consumption and high performance application development. The wireless subsystem includes 2.4G radio, Wi-Fi 802.11b/g/n and BLE 5.0 baseband /osMAC design. The microcontroller subsystem includes a 32-bit RISC CPU with...

Description:  DIY LM317 Adjustable DC Power Supply Kit With Voltage Meter -2021.    Specifications:  1. Input voltage: AC220V;  2. Output voltage:1.25V-14.5V  the output voltage can be adjusted continuously.  3. Power: 2W.  4. voltage measurement function;    Note: This is a DIY kit.    Package...

Description:  FR-4 circuit plate board using military grade A material sheet, plate, and some stability tolerance parameters, A material behaved very tough, which is in the interests of a number of other relatively cheap price sheet. PCB board parameter elements are printed directly, without...

DIY Mini Music Tesla's Coil Kit Field Loudspeaker JX03 DIY Project Parts -2021.    Features:  Better PCB design.  32mm coil.  Size: 6 x 9.5 x 8cm (L*W*H);  Number of turns: 500;  About the power supply (Not includes);  Input : 110V-240VAC ~ 50/60Hz 1.3A Max; ...

Description:  1. Offline animation increased to 20 species, 4 +1 spectrum modes, each animation has been carefully designed and debugged, the effect is very brilliant.  2. The WiFi module and Bluetooth module after careful PCB design and debugging, straight line transmission distance up to...

Description:  -The use of ATMEAG328P DIP-28. With IC Block.  -The display unit using a 160x128 pixel color display, full-screen characters 8x20, 16-bit color depth, graphic display element symbols.  Rotary switch control, a key measurement, automatic shutdown.  -Use 9V laminated battery, can also use the...

Feature:  The DMX-shield is an add-on (or "shield") for the . It is an easy way to use the as a DMX-Master device, just by adding the DMX-shield on the top of the.  This DMX / RDM Shield is a low cost high quality...