Description:  Appearance size: 30 x 25mm;  PCB Material: double-sided 1.6mm FR-4 sheet;  Supply voltage: 220V;  Rated power: 100W.     Package Included:  5 x DIY Silicon Controlled Switch Dimmer Lamp Kit.

Description:  Using boldfaced digital numbers, a better clock display effect can be reflected through the transparent acrylic plate, and the display effect of a glow clock can be simulated. You can switch to the option of music spectrum display effect by touching the button. Just turn on the music playback device and place the clock on the side to display the music b0unce effect. A variety of rainbow RGB color gradient display effects are built-in, the favorite color of each number can also be fixed. You can also set to automatically switch the display of time, temperature, date and week information, and you can also choose different switching animation effects.  Features:  Boldfaced word digital display effect;  Music spectrum display function;  Simulate glow clock effect; Highlight RGB color lights;  High precision DS3231 clock chip;  Put in CR2032 backup battery to prevent loss of time data after power failure;  Touch button control;  Multiple color change effects;  Time, temperature, date and week multiple automatic switching effect display;  With alarm function;   Voice-activated wake-up function;  Various bottom side light effects;  Dark light automatically enters the low-brightness display function;  6-digit digital display color function can be customized;  A variety of time hour and half hour reminder animation special effects;  A variety of conversion effects displayed in seconds;  Countdown function;  Stopwatch function;  The speed of color change can be set;  Touch the key to halt the color change at any time;  Long press to switch between time mode and music spectrum mode;  Automatically save setting data when power off;  Multi-layer acrylic shell;  USB DC 5V power supply;  Overall size: 252mm*46mm*70mm;  Weight: 520g.  Function:  Long press the setting key (square icon) to switch: Clock mode function-Music spectrum display function;  Short press the setting button (square icon) to halt the color change;  Short press the switch button (triangular icon) to switch the color effect;  Color effect list:  1- Rainbow gradient effect;  2- Two grid cool color gradient effect;  3- Aurora color gradient effect;  4- Two grid rainbow gradient;   5- Full color gradient effect;  6- Two-cell Aurora color gradient effect;  7- Cool aurora gradient effect; ...

Specifications:  Voltage supply: 9-12V DC Input.  Waveforms: Square, Sine & Triangle.  Impedance: 600 Ohm + 10%.  Frequency: 1Hz - 1MHz.     SINE wave:  Amplitude: 0 - 3V at 9V DC input.  Distortion: Less than 1% (at 1kHz).  Flatness: +0.05dB 1Hz - 100kHz.    SQUARE...

Features:    The appearance is compact and the shape is novel.  It has high sensitivity, low noise and strong anti-interference ability.  Support for global frequency band (76-108MHZ).  Built in rechargeable lithium battery and charging circuit, charger can be charged with mobile phone charger.   With...

SPECIFICATION:  Material: Plastic.  Color: Black.  Size: 193 x 125 x 40 mm /7.60 x 4.92 x 1.57in.  Power Consumption: 10W in operation, ≦1 W Standby Power Mode.  Temperature: 0～+45℃（Operation）;  -10~+60℃ (Storage).  Humidity: 20~90%, non-condensed.  Power Supply: AC 100V ～250V, 50/60Hz(Please make sure it is suitable for your local voltage standard!).  Plug Type: EU Plug (We will send you a local adapter plug for using).  USB input for software update and images (JPG, BMP, PNG, GIF), music (WMA,MP3), video (TS,mkv, mp4, avi, flv, f4v, ts, m2ts, mov, 3gp).     FEATURES:  1.Support DVB-S/S2/S2X, VCM/ACM/multi-stream, HEVC main 10 profile, AVS+.  2.Support BISS auto roll, Full PowerVu, DRE &Biss key.  3.Support Unicable, DiSEqC1.0/1.1/1.2/USALS Motor fully support.  4.Support SAT streamed to Gtplayer, DLNA.  5.Support Built-in 2.4G WIFI module, Ethernet, and support 3G usb dongle.  6.Support Online Movie (Youtube,Youporn,Hotstar).  7.Support IPTV (Customize, xtream, stalker).  8.Support Network Sharing Newcam,Mgcam.  9.Support CA card slot.  MAIN CHIP SETS:  CPU: 770MHz Dual Core.  Flash Memory: 64MB SPI Flash.  DDR2 Memory: 1G RAM.     TS DEMUX:  Demultiplexer: ISO/IEC 13818-1.  Input Bit Rate: Max 100Mbit/s.  TV System: Automatic PAL/NTSC conversion.  Aspect Mode: Auto, 16:9 Pillar box, 4:3 Pan & Scan, 4:3 Letter Box.  Video effects: Standard, Default, Vivid.  Video Resolution: 1080P, 1080I, 720P, 576P, 480P, 576I, 480I.  HDMI Color Space: RGB, YUV422, YUV444, Auto.  Audio Decode: "MPEG-1/2 Layer 1/2/3, MPEG-2/4 LC-AAC, MPEG-4 HE-AAC,Dolby AC3/AC3+, DRA CH/5.1CH".  Sound Mode: LEFT/RIGHT/STEREO/MONO.  Sampling Frequency: 32KHz,44.1KHz,48KHz.  Audio Out: LPCM Out, BS Out.  HARDWARE SPECIFICATIONS:  Panel display: 4-digit white LED display (Support function display).  LED Indicator: Power ON :Green; Standby:...

Description:  It is DIY Kit, must be assemble to work. User need technical operation ability.  Package included:  1 x HIFI Amplifier Passive Tone Board Bass Treble Volume Control Preamp Board 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...

Parameters:    Recommended working voltage: dc8v-15v.  Display time: 24h mode.  Display temperature range: 0-100 ℃.  Automatic adjustment: display brightness (the display becomes dark when it is dark and bright when it is bright).  Adjustable: year, month, day, week, hour, minute, alarm and hour.  Compatible...

Feature:  Type: Solder Type Socket;  Use: DIP IC Socket;  11 Value Total: 95pcs.     Product includes:  18 x 6 pins-DIP IC Sockets;  12 x 8 pins-DIP IC Sockets;  9 x 14 pins-DIP IC Sockets;  9 x 16 pins-DIP IC Sockets;  9 x 18 pins-DIP...

Feature:  Board size: 5.8*3.7cm.  Power supply voltage: DC6.8-12V.  Note: This is an unassembled kit and you need to solder it.  Package includes:  1 x DIY KIT

Description:  Power Supply: AC 10A 250V;  Terminals Number Switch: 3Pin, Socket: 3Pin;  Total Size(Approx) : 5 x 3 x 2cm / 2' x 1.2' x 0.8'(L*W*T);  Pannel Mouting Size:  47 x 27mm/1.9' x 1.1'(L*W);  Color: Black, Red.     Package Included:  1 x 3Pins Rocker Switch.

Feature:  Circuit board size: 5.2*5.6CM;  Power supply voltage: 3-5V;   Note: No manual SUPPORT.   Package includes:  1 x PCB board;  18 x LED;  3 x resistor 100ohm;  3 x resistance 10K;  3 x Triode 9014;  3 x 47UF capacitor;  1 x battery box

Description:  Voltage measurement range: AC130-500V, resolution: 1V;  Current measurement range: AC0.0-99.9A, resolution: 0.1A;  Measurement accuracy: 1% ± 2 words;  Display: 0.39 inch LED digital tube display, voltage - red, current - green;  Measuring speed: about 2 times per second;  Dimensions: 70 × 40 ×...

Features:  - LED dot matrix module display time, temperature, date, week and other information;  - 8 different spectrum effects.  - 7 different clock effects.  - 8 levels of brightness adjustment function, built-in photoresistor, can automatically adjust the brightness according to ambient light, can also...

Description:  Output voltage range: 1.20V-12V (regulated output is continuously adjustable).  Power supply: 2W.  PCB board size: 7.3cm*6.3cm.  Shell size: 11cm*6.9cm*5cm.  Package net weight: 283g.  - One channel of adjustable signal generator output, convenient to provide pulse signals to the test circuit.  - With 1ogic pen function, it is convenient to test the 1ogic level of the circuit.  - With 1 buzzer. Mind whether the test lead is on or off (connect the lead to the power supply and signal input terminal, the lead is on-the buzzer sounds).   - You can also test low-frequency signals (input the signal from the signal input terminal, if there is a signal, the buzzer will sound).  Package Included:  1 x Power Supply Board Kit

Feature:  When alcohol vapor exists in the environment where the sensor MQ-3 is located, the conductivity of the sensor will increase as the alcohol vapor concentration increases. By measuring the series partial pressure between the sensor and the fixed resistor, the alcohol content in...

Specifications:     Working voltage : 3.5-12 V.  Item size : 37 X 41 mm.  Speaker  : 1pcs 0.5W-10W ( Excluding in the package ).     Package Listing:     PCB x1.  10K variable resistor x1.  Potentiometer knob housing x1.  Pin 6-pin.  1K resistor x1.  10...

Package Included:  1 X 2560 r3 Board;  1 X USB Cable;  1 X Jump Cable;  1 X Breadboard;  5 X LED Light;  1 Pack Resistor;  1 X Female to male dupond line;  1 X Potentiometer;  1 X Buzzer;  1 X 74HC595;  1 X Infrared...

Feature:  Ultra-small size stereo level lights, light bar can be adjusted to rise, the rate of decline and peak lamp residence time, the rate of decline. Each lamp set up a separate current limiting resistor, Ensure the same brightness of the different color lights,...

Feature:  -Protect the audio input device (if there is no protection circuit, this type of product can easily cause the failure or even damage to the electronic device! For example, if the mobile phone is touched, the touch screen will malfunction, and if it...