Best Prices
Showing 1–48 of 182 results
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Best Prices
TP4056 1A Li-Ion Battery Charging Board Micro USB with Current Protection
SKU: 44232- Dimension: 25 x 19 x 10 (LxWxH)mm.
- Input interface: micro USB.
- Current Protection: Yes
- Charging mode: Linear charging.
- Current: 1A adjustable.
- Charge precision: 1.5%.
- Input voltage: 4.5V-5.5V.
- Full charge voltage: 4.2V.
SKU: 44232 -
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Best Prices
MB102 830 Points Solderless Prototype PCB Breadboard High Quality
SKU: 24438- Mb102 Bread Board
- 830 Solder-less Points
- Ideal for Experimenting With Circuit Design In Labs
- Compatible with resistance, diodes, transistors, LED’s, Capacitors and other types of electronic components
- Colored coordinates for easy components placement.
- Accept a variety of wire sizes 20-29 AWG
SKU: 24438 -
Best Prices
XL6009 DC-DC Step-Up Converter Performance Ultra LM2577 Booster Circuit Board
SKU: 1510174- The performance is much higher than LM2577.
- Non-isolated Boost converter.
- It has a non-synchronous rectifier.
- Low ultra wide input voltage 3 v ~ 32 v, the best is 5 ~ 32 v working voltage range;
- Low ultra wide output voltage 5 v ~ 35 v;
SKU: 1510174 -
Best Prices
Uno R3 CH340G ATmega328p Development Board Compatible with Arduino
SKU: 44497- Microcontroller ATmega328 (SMD) – Interface CH340G
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 5-20V
- Digital I / O Pins 14 (of which 6 provide PWM output)
- Analog Input Pins: 6
SKU: 44497 -
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Best Prices
650nm 6mm 5V DC 5mW Mini Laser Dot Diode Module
SKU: 16339- Output Power: 5mW
- Working Voltage: 5V DC
- Working temperature: -10 ℃~＋40 ℃
- Housing material: Copper
- Working life: more than 2000 hours
- Spot mode: Dot Facula (continuous output)
- Laser wavelength: 650nm red-colored.
- Operating current: <40mA
- Power lead length: 120mm.
SKU: 16339 -
Best Prices
MAX485 TTL To RS485
SKU: 29796- On-board MAX485 chip, A low power consumption for the RS-485 communication, slew-rate limited transceiver.
- A low power consumption for the RS-485 communication
- Onboard then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring.
- Slew-rate limited transceiver
- All pins of the chip have been lead to can be controlled through the microcontroller.
- Convenient RS-485 communication wiring
- Multiple Units can be connected to the same RS-485 bus wiring.
- All Chip pins are brought out for proper controls
SKU: 29796 -
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Best Prices
TTP223 Touch Key Module – 2Pcs
SKU: 29793- Input Voltage : 2 Volt – 5.5 Volts DC.
- The response time max ~ 60mS in fast mode, ~220mS at low power mode @VDD=3V.
- Sensitivity can adjust by the capacitance(0~50pF).
- Stable touching detection of the human body for replacing traditional direct switch key.
- Provides direct mode toggle mode by pad option(TOG pin).
- After power-on have about 0.5sec stable-time, during the time do not touch the keypad, and the function is disabled.
- Auto calibration and Re-calibration period is about 4.0 sec when the key has not be touched.
SKU: 29793 -
Best Prices
Mini MP1584 DC-DC 3A Adjustable Buck Module
SKU: 1681309- Input Voltage: 4.5V – 28V
- Output Voltage: 0.8V – 20V
- Output Voltage Adjustment: On-board potentiometer
- Output Current: 1.8A (typical), 3.0A (max).
- Ceramic Capacitor Stable
- Internal Soft-Start
- Internally Set Current Limit without a Current Sensing Resistor
SKU: 1681309 -
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Best Prices
L298N 2A Based Motor Driver Module – Good Quality
SKU: 43821- Current Sense for each motor.
- Heatsink for better performance.
- Power-On LED indicator.
- Double H bridge Drive Chip: L298N.
- Operating Voltage(VDC): 5~35
- Peak Current (A): 2
- Continuous Current (A): 0-36mA
- No. of Channels: 2
- Over-Current Protection (A): Yes
- Thermal Protection: Yes
SKU: 43821 -
Best Prices
10CM Female to Female Breadboard Jumper DuPont 2.54MM 1P-1P Cable 40 Pcs
SKU: 44299- 40P color DuPont line
- Length: 100mm
- Weight: 25 gm
- Compatible with 2.54mm spacing pin headers
- 40pcs chromatic female to female color jump wire
- High quality and in good working condition
- Durable and reusable
- Easy to install and use
SKU: 44299 -
Best Prices
Cable For Arduino UNO/MEGA (USB A to B)-50 cm
SKU: 7701- USB Type: Type-A to Type-B
- Weight: 25 gm.
- Length: 50 cm.
- Fully compatible with the PC.
- Aluminum under-mold shield helps meet FCC requirements on KMI/RFI interference.
- Foil and braid shield complies with fully rated cable specifications reducing EMI/FRI interference
SKU: 7701 -
Best Prices
IIC/I2C Serial Interface Adapter Module
SKU: 1510168- 5V power supply.
- Serial I2C control of LCD display using PCF8574.
- Backlight can be enabled or disabled via a jumper on the board.
- Contrast control via a potentiometer.
- Can have 8 modules on a single I2C bus (change address via solder jumpers)address, allowing.
SKU: 1510168 -
Best Prices
RFID 13.56MHz Card-5Pcs
SKU: 31266- Contactless transmission of data and supply energy (no battery needed)
- Operating distance: Up to 100mm (depending on antenna geometry)
- Operating frequency: 13.56MHz
- Data transfer: 106 kbit/s
- Data integrity: 16 Bit CRC, parity, bit coding bit counting
- Anticollision
- Typical ticketing transaction: <100 ms ( including backup management)
SKU: 31266 -
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Best Prices
XL4015 5A DC-DC Step Down Adjustable Power Supply Buck Module LED with Heatsink
SKU: 1510171- Input voltage range: 4V-38V DC
- Output voltage range: 1.25V-36V DC adjustable.
- Output current: 0-5A.
- Output power: 75W.
- High efficiency up to 96%
- The built-in thermal shutdown function
- Built-in current limit function
- In-Built output short protection function
SKU: 1510171 -
Best Prices
USB TO UART TTL 5V 3.3V FT232RL Download Cable To Serial Adapter Module For Arduino
SKU: 9707- Standard interface layout, compatible with a variety of Arduinos such as the Pro Mini
- Original FTDI FT232 chip, stable performance
- USB power has current protection, using 500MA self-restore fuse
- RXD/TXD transceiver communication indicator
- With power, sending, receiving indicator, working status LED indicators
- Mini USB Port Connection
- Support 3.3V, 5V
SKU: 9707 -
Best Prices
20CM DuPont Wire Color Jumper Cable 2.54mm 1P-1P Female to Female 40PCS
SKU: 7449- 40P color DuPont line
- Length: 200mm
- Weight: 30 gm
- Compatible with 2.54mm spacing pin headers
- 40pcs chromatic female to female color jump wire
- High quality and in good working condition
- Durable and reusable
- Easy to install and use
SKU: 7449 -
Best Prices, Boards Compatible with Arduino
Nano CH340 Chip Board Without USB Cable Compatible with Arduino (Soldered)
Best Prices, Boards Compatible with ArduinoNano CH340 Chip Board Without USB Cable Compatible with Arduino (Soldered)
SKU: 16906- Operating Voltage (logic level): 5V
- With Soldered Connector
- 8 analog inputs ports: A0 ~ A7
- 14 Digital input / output ports: TX, RX, D2 ~ D13
- 1 pair of TTL level serial transceiver ports RX / TX
- Using Atmel Atmega328P-AU MCU
- There is a bootloader installed in it
- Standard 0.1” spacing DIP (breadboard friendly).
- Manual reset switch.
SKU: 16906 -
Best Prices
MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System
SKU: 28657- Actuation Distance: 15 – 25 mm;
- Connecting cable length: 30 cm.
- Connection Type: Normally Close
- Magnetic sensor alarm, control the switch of the circuit via the built-in magnet
- Alarm when someone intrudes into your places
- Can be used in places like apartments, hotels, offices, wardrobe etc.
SKU: 28657 -
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Best Prices
HX711 Dual-Channel 24 Bit Precision A/D weight Pressure Sensor
SKU: 16925- Output Sensitivity: 1.0 ± 0.1 mV / V.
- Two selectable differential input channels.
- On-chip active low noise PGA with the selectable gain of 32, 64 and 128.
- On-chip oscillator requiring no external component with optional external crystal.
- On-chip power-on-reset.
- Measurement Resolution: 24 bit.
SKU: 16925 -
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Best Prices
NodeMcu ESP8266 V3 Lua CH340 Wifi Dev. Board
SKU: 62160- Power input: 4.5V ~ 9V (10VMAX), USB-powered
- Transfer rate: 110-460800bps
- Support UART / GPIO data communication interface
- Support Smart Link Smart Networking
- Working temperature: -40°C ~ + 125°C
- Drive Type: Dual high-power H-bridge
- Don’t need to download resetting
- A great set of tools to develop ESP8266
- Flash size: 4MByte
- Lowest cost WI-FI
SKU: 62160 -
Best Prices
TP4056/TC4056 1A Li-Ion Lithium Battery Charging Module – Micro B USB
SKU: 34697- Input voltage : 4.5V ~ 5.5V.
- Input Interface: Micro USB port.
- Charging method: linear charge.
- A full charge voltage: 4.2V.
- Power: 4.2 w.
- Charging accuracy: 1.5%.
- Operating Temperature: -10 to +85ºC
- Charging indicator: LED indicators for charging and full charging.
SKU: 34697 -
Best Prices
CP2102(6-pin) USB 2.0 to TTL UART serial converter
SKU: 29760- Brand new and high quality
- Included USB transceiver, without external circuit device
- With 3.3V and 5V dual power output
- With three LEDs: power indicator, data reception indicator, the data transmission indicator, working status
- Meets the USB2.0 specification requirements
- With self-recovery fuse. In the event of the accidental short circuit, it can effectively protect your computer USB port and Downloader
- Asynchronous serial data bus compatible with all handshake and modulation controller interface signals
- The supported data format is 8 data bits, 1 stop bit and parity bits
SKU: 29760 -
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Best Prices
I2C Bi-Directional logic Level Converter- 4 Channel
SKU: 16919- Material: ABS + metal
- Dimensions: 16 x13 x 3 (L x W x H) mm
- Weight: 2gm
- Mutual transform between 5V TTL and 3.3V TTL
- Four channels of logic and high voltage low voltage logic can two-way transform
- Portable and lightness, with 2 rows 6 pin contact pins
SKU: 16919 -
Best Prices, Buck Converter
LM2596S with SMD LED DC-DC Step-Down Power Supply
SKU: 699581- Input voltage: 3-40V
- Output voltage: 1.5-35V(Adjustable)
- Output current: Rated current is 2A, maximum 3A
- Switching Frequency: 150KHz
- Operating temperature:Industrial grade (-40 to +85 )
- Conversion efficiency: 92%(highest)
SKU: 699581 -
Best Prices
DS18B20 Water Proof Temperature Probe – Black (1m) Original Chip
SKU: 43950- A probe by new original installation import DS18B20 temperature sensor chip.
- Stainless steel tube encapsulation waterproof moistureproof prevents rust.
- Stainless steel shell (6 * 45 mm), lead length 100 mm (shielding wire) use stability;
- 3.0 V-5.5 V power supply;
- Temperature range wide: -55 ℃ ~ + 125 ℃;
- Without the external components, the unique single bus.
SKU: 43950 -
Best Prices
DS18B20 Water Proof Temperature Probe – Black (1m)
SKU: 11500- A probe by new original installation import DS18B20 temperature sensor chip.
- Chip each pin use heat shrinkable tube to prevent short circuit, internal sealing glue, waterproof, moistureproof.
- Stainless steel tube encapsulation waterproof moistureproof prevent rust.
- Stainless steel shell (6 * 45 mm), lead length 100 cm (shielding wire) use stability.
- Without the external components, the unique single bus;
SKU: 11500 -
Best Prices
M177 NRF24L01 2.4GHz Antenna Wireless Transceiver Module
SKU: 9240- Maximum operating speeds up to 2Mbps, GFSK modulation efficiency, Anti-interference ability,
- Particularly suitable for industrial control applications.
- Built-in hardware CRC error detection, Multipoint communication address control.
- Low-power 1.9 ~ 3.6V, only 1uA on Power down mode
- Built-in 2.4Ghz antenna
- Built-in voltage regulator
- Standard DIP Pitch Interface for embedded applications
SKU: 9240 -
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Best Prices
5V Dual Channel Relay Module with Optocoupler
SKU: 31557- Low Level Trigger Relay Module
- Two separate LEDs for On/Off indication of the Relay.
- Triggering input voltage 3.3V – 5V
- Two separate LEDs for On/Off indication of the Relay
- Triggering input voltage 3.3V – 5V 4)
- Back EMF protection
- Back EMF protection 2 LEDs to indicate when relays are ON.
- Works with logic level signals from 3.3V or 5V devices
- Opto isolation circuitry
- Module with diode current protection, short response time
- AC Control Voltage: 250V @max.10A
- DC Control Voltage: 30V @max. 10A
SKU: 31557
