Product DescriptionFeature:Working voltage: DC6V ~ 12VRecommend voltage: DC 9VRecommend battery: CR2032 (3V)Working current: 35mAStandby current: 1.2mANote:It is kits only. That is to say, all items are not soldered on the PCD board, buyers have to sold them on the pcb board by themselves. We gurantee all items on the following listing included.Onl..

Product DescriptionIntroduction: By pressing the key to change the different inputs of the NE555 oscillation resistor, NE555 generates different signal frequencies and drives the buzzer to make different sounds through the capacitor coupling.The kit can generate 16 notes by key combination. Feature: Operating voltage: DC4-12VStandby ..

Product DescriptionFeatures:  - High performance 32-bit ARM processor- Fully tested- Supports DMR, P-25,D-Star and System Fusion- Onboard LEDs to show status (Tx,Rx,PTT,Mode)- Up to 10mW RF power- SMA antenna connector,Antenna included- Mounts cleanly on all current Raspberry Pi's including the Pi Zero- The firmware is pre-loaded and ..

Product DescriptionParameter:Power: 20WPower Input: DC 15-24V, Current 2A, DC5.5 InterfaceAudio Input: 3.5 jack, can connect your phone, mp3, computer audioSize: 100×60 mmPrinciple: Stimulate air arc plasma turned into air vibrations generated by the utterance of a new concept speaker, you can access your phone, mp3, computer audio input, this..

Product DescriptionDescription: This is a kit parts. You should solder it by yourself.Transmitting audio signals through infrared signals.Instructions: Step 1: Complete the installation in the normal way following installation manual and schematic.(Please request separately).Step 2: Connect 2W 8ohm speaker(It does not include in package!)..

Product DescriptionDSO138mini brings in the following improvements:  Better structure and smaller size. The bulky pin-headers connecting the LCD and main board in old DSO138 has been eliminated. The soldering of these pin-headers has being found problematic for beginners.USB or battery powered. This makes the scope much more convenient to..

Product DescriptionDescription:1. The offline animation has been increased to 16 kinds, 3+1 kinds of spectrum modes, and each animation has been carefully designed and debugged, and the effect is very dazzling.2. Add infrared receiver, after careful PCB design and debugging, easy to use with remote control.3. It is powered by universal USB to T-typ..

Product DescriptionFeature: Weight: 30gLength: 115mmWidth: 51mm Function: Can play music, LED flashes, 2*CR2032 battery included.The PCB is a simple circuit. Two LEDs one 5mm green and one red Led flash in an alternating pattern. Help understand some electronics fundamentals and a lot of fun to solder. How it displays: Mode..

Product DescriptionPi 3 compared to Pi 2 1. More processor speed. The CPU on the Pi 3 is one and a half times faster at 1.2 GHz. Your Pi board performs better. 2. On-board connectivity. The Pi 3 features 802.11 b/g/n Wireless LAN and Bluetooth Classic & Low Energy (BLE). You can get connected much quicker without the need for any external d..

Product DescriptionSpecifications:Material: WoodSize: approx. 12*7.6*12cmMulti-function: NoPower supply: 2x AA Battery(not included)Foreign trade: YesDIY: Do it yourself according finished product painting in the package.Applications:Interest-building, parent-child communication, emotion, sensory,intellectual development, hands-on brain, hearing, i..

Product DescriptionPi 3 compared to Pi 2 1. More processor speed. The CPU on the Pi 3 is one and a half times faster at 1.2 GHz. Your Pi board performs better. 2. On-board connectivity. The Pi 3 features 802.11 b/g/n Wireless LAN and Bluetooth Classic & Low Energy (BLE). You can get connected much quicker without the need for any external dev..

Product DescriptionFeature: Two-color LED strobe fun DIY kit parts produced.Simple and practical, easy installation, low power consumption. Technical specifications: Product Name: DIY Flash KitColor: Two color in randomDimensions: 9x3cm / 3.54 "x1.18"Voltage: 3-5V Package Included: 3 x Flash Kit DIY (with battery ..

Product DescriptionFeatures:PLS note: the RXofffset is : -475(minus 475)· High performance 32-bit ARM processor· Fully tested· Supports DMR, P-25, D-Star and System Fusion· Onboard LEDs to show status (Tx, Rx, PTT, Mode)· Up to 10mW RF power· SMA antenna connector, Antenna included· Mounts cleanly on..

Product DescriptionOverview:This is new SNESPI NESPI Super Game Case, and it's Compatible with Raspberry pi 3 model B+, Raspberry pi 3 model B, and 2B, B+ etc.With a extra cool mini fan and 3pcs heatsinks to cool the raspberry pi board while the pi board working; special for pi 3 B plus.(the height of plastic column is about 10mm).Fan specifica..

Product DescriptionSpecifications: - Input voltage: AC (AC) 100V-240V 50-60Hz- Output voltage: DC (DC) 5V- Rated output current: 3A- Modulation method: Pulse width modulation type- Work efficiency: 90%- Temperature coefficient: ± 0.02% ℃- Start time <1S (AC 220V input Io = 10%)- Output ripple & ..