Bestsellers
- Auto DC-DC step up / down converter power module
- DC 5V fix output voltage
- Output voltage remian constant even input voltage change
- 1.2MHz switching frequency
- Up to 600mA load
- Good to stabilize inconsistent voltage source like battery, solar panel and wind generator
RM4.80
- Connetor Type: Dupont 1p Female to Female
- Pitch: 2.54mm
- Jumper Length: 30cm
- Number of point: 40x1p
RM3.30
- The is super strong magnet
- Very useful for DIY projects
- Rating: N35
- Size: 5(D)x5(T) mm
- Weight: 1g
RM0.70
- Can be used to prevent reverse polarity problem
- Protect Power electronic switches that are operating with high switching frequency.
- Half Wave and Full Wave rectifiers
- Used as a protection device
- Current flow regulators
RM1.00
- Good quality desoldering braid with unique no-clean flux
- Pure oxygen-free copper wire
- Excellent thermal transfer for faster, safer desoldering using lower temperature irons
- High efficiency and save the electric repairing time
- Increase the speed of cleaning the PCB pad
RM2.50
- Three series of lithium battery protection board.
- Automatically cancel protection after protection conditions restore.
- With function of overcharge protection, over discharge protection, short circuit protection, over-current protection.
- Suitable for lithium battery pack of 11.1V, 12V, 12.6V.
- Quiescent current < 30uA, so power consumption is small.
RM8.90
- Open-source
- Interactive
- Programmable
- WI-FI enabled
- USB-TTL included, plug&play
- 10 GPIO, every GPIO can be PWM, I2C, 1-wire
- FCC CERTIFIED WI-FI module(Coming soon)
- PCB antenna
RM19.80
- Operating Voltage: 5V.
- PCF8574T Driver
- Disable Backlight by jumper
- Compatible with Arduino Board or other controller board with I2C bus.
- Interface to HD44780 compatible LCD Modules with various screen size.
- I2C Address:0x20-0x27(0x20 default).
- Interface: I2C to 4bits LCD data and control lines.
- Adjustable contrast.
RM3.40
- Display Formate: 16 Character x 2 Line
- Viewing Direction: 6 O’Clock
- Input Data: 4-Bits or 8-Bits interface available
- Display Font : 5 x 8 Dots
- Power Supply : Single Power Supply (5V±10%)
- Backlight: Blue
- Controller: SPLC780C or equivalent
RM8.40
- 100% brand new and high quality.
- Can select cooling or heating working mode.
- Set highest/ lowest upper limit temp to avoid accident.
- Automatically start cooling or heating for constant temperature.
- Temperature calibration, you can calibrate temp according to requirement.
- High temp alarm, when measure temp reach to the setting temp, controller will alarm.
RM20.80
- Glass cartridge
- Fast Blow Type
- Anti-surge
- Low Breaking
RM1.50
- Compatible with Arduino/Genuino UNO, Leonardo, Mega, 101 (Intel Curie), Micro, Nano, Mini
- I2C Address:0x20-0x27(0x20 default)
- Back lit (Blue with white char color)
- Supply voltage: 5V
- Interface:I2C/TWI x1,Gadgeteer interface x2
- Adjustable contrast
- Size:82x35x18 mm (3.2x1.4x0.7 in)
RM11.90
- Size(approx.):40 x 40 x 12mm/40 x 80 x 12mm
- Pagoda faucet diameter 9mm
- Nozzle Length: 15mm
- Weight(approx.):35g/50g
- Internal fin thickness(approx.): 0.5MM
- Internal flow channel extrusion forming
- The leak rate of less than 5X10-6 mbar.l/s parts
- Brazing parts into a whole
- Processing: vacuum aluminum brazing
- Surface treatment: silver oxidation
- Applicable to 12706 Peltier computer CPU water, industrial inverter driver, head cooling, industrial control cabinet cooling.
- Color: Silver
- Material: Aluminum
RM10.60
- The is super strong magnet
- Very useful for DIY projects
- Rating: N35
- Size: 10(D)x10(T) mm
- Weight: 6g
RM2.30
- Type: Multilayer ceramic capacitor
- Value available: 20pF, 22pF, 200pF, 220pF, 2.2nF, 22nF, 220nF, 2.2uF (Select in option)
- Rated voltage: 50V
- Contact pin pitch: 5.08mm
RM1.00