Module Board
3Pcs Leonardo R3 ATmega32U4 Development Board With USB Cable For 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 prece..
$43.99
Ex Tax:$43.99
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Specifications:
Operating Voltage : DC 3.3V
Logic level : 3.3V LvTTL Logic level
RS485 BUS IC : SP3485
Read and write automatic control IC :SM74HC04
Size : 17.9x11.7x2.8mm(
Weight : 0.7g
Wiring Diagram:
Application:
RS485 Temperature and..
$9.99
Ex Tax:$9.99
Overview:RC absorption circuit module used on protecting the relay or thyristor because it can avoid damage thatfrom inductive electromotive force generated by the inductive load when on or off. Preventing electromagneticinterference and increasing the anti-jamming capability of the microcontroller...
$8.99
Ex Tax:$8.99
Overview:The 5V DC input, nano size and dry-contact output makes it different from traditional SONOFF product, this product is a wireless switch supports inching /self-locking mode. Users can add the device to the APP eWeLink in order to remotely control connected home appliances or devices.Features..
$15.99
Ex Tax:$15.99
Feature: Material: PlasticDisplay color: RedDimensions: 40 x 25 x 23mmCutting Size: 37 x 20mm Cable length: 20cmMeasure range: DC 2.7-30.0VMaximum input: DC 30VAllowable error: 0.01V resolution below 10V, 0.1V resolution above 10V, 1% error tolerance (+/-1bit)Display: Three 0.40" LED digital tubeVo..
$13.99
Ex Tax:$13.99
3pcs Red DC2.5-30V LCD Display Digital Voltage Meter Waterproof Dustproof 0.56 Inch LED Digital Tube
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Feature:
Material: Plastic
Display color: Red
Dimensions: 50 x 30 x 27mm
Cutting Size: 46 x 27mm
Cable length: 20cm
Measure range: DC 2.7-30.0V
Maximum input: DC 30V
Allowable error: 0.01V resolution below 10V, 0.1V resolution above 10V, 1% error tolerance (+/-1bi..
$15.99
Ex Tax:$15.99
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3Pcs Red LED 0.28 Inch Mini Waterproof Voltmeter 3.5-30V Digital Voltage Tester Meter
Feature:
Performance: Waterproof
Dimensions: 27 x 15 x 18mm (including fixing flange size)
Range: DC3.50-30.0V, 2-line (with reverse polarity protection)
Display: Three digit 0.28-inch LED digital tube
Weight..
$17.99
Ex Tax:$17.99
Feature:Power: 3WVoltage: DC-DC 5V to 3.3V/9V/12V/24VNote: The USB adapter does not includes, if you need it, please buy Contact Us, Product ID: EB0051029Package includes:3 x Power supply module..
$12.99
Ex Tax:$12.99
Feature: Input voltage: DC5V Output voltage: 1-24V adjustable Power: 3W Display color: RedPackage includes: 3 x Voltage meter..
$12.99
Ex Tax:$12.99
Feature: Module name Current display module Measurement accuracy 0.10% Refresh rate About 200ms - times Display method Three digits 0. 36" digital tube Measuring range 0A-999mA Power supply range 4V-30V Working current Les..
$16.99
Ex Tax:$16.99
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Features:
- This is a DIY kits,need buyer to assemble it.
- Power display is to take some voltage, perform simulations show the percentage of segments, such as 3.7V lithium battery, take the lower voltage 3V, the upper limit of 4.2V, 4.2-3 = 1.2V, the voltage difference between the..
$11.99
Ex Tax:$11.99
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Product Introduction:
The cover case has dedicated holes position for corresponding function; do not affect the operation of micro:bit development board; do not affect the power access; do not affect the dot matrix display.
The cute shape allows you to use micro:bit more fun.
S..
$10.99
Ex Tax:$10.99