with professionals
with pi zero
SD Card 16 GB (SAMSUNG EVO+) with NOOBS for Raspberry pi
Description:
* SAMSUNG EVO+ Memory Card 16GB (Original)
* Class 10-SDHC
* Reading speed 80 MB/s
* Writing speed 10 MB/s
TDS Water Quality sensor Module
Input voltage: 3.3 ~ 5.5V
Output signal: 0 ~ 2.3 v
Working current: 3 ~ 6 A
Signal adapter board: 4.2*3.2cm
TDS probe length: 83cm
TDS measuring range: 0~1000ppm
TDS measuring accuracy: ±10% F.S.(25°C)
Module interface: XH2.54-3P
Electrode interface: XH2.54-2P
Current Sensor Module ACS712 (5A)
1. The current sensor chips: ACS712ELC-05B.
2. pin 5V power supply, on-board power indicator.
3. the module can be measured plus or minus 5 amps, corresponding to the analog output of 185 mV / A.
4. there is no the detection current through, the output voltage is VCC / 2.
5. PCB board size: 31 (mm) x13 (mm).
Note: ACS712 Hall detection principle, when you use to avoid magnetic field impact this!
Huawei Potable Router Battery HB434666RBC
Brand : Huawei
Battery Type: HB434666RBC
Battery capacity: 1500mAh
Voltage limit: 3.8v
Compatible with: For Huawei Router E5573 E5573S E5573s-32 E5573s-320 E5573s-606 E5573s-806
RFID Card 13.56Mhz MF S50
Feature
*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 tickting transaction: <100 ms ( including backup management)
Bluetooth 4.1 Audio Receiver board XY-BT-Mini
USB powered Universal Micro USB 5V power supply
3.7-5V Supply Pad External 3.7-5V lithium battery power conversion
LED indicator Bluetooth mode long blue light
3.5mm stereo audio interface Standard 3.5mm interface, output stereo sound source, plug in headphones, connect amplifiers and other devices
Hall sensor proximity switch njk-5002c
Characteristic parameter:
Mounting way: Screen shield type
Detection distance: 10mm±10%
Set distance: 0-8mm
Response frequency: 1 kHz
Delay distance: 10% below of the detection distance
Detection object: Magnetic metal (the detection distance decrease when it is non-magnetic metal)
Barometric Pressure Sensor BMP280
Specification:
Power supply: 3 V to 5 V
Communication: I2C or SPI
Pressure accuracy: ± 1 hPa
Temperature Accuracy: ± 1.0 ° C
Dimensions: 19.2mm x 17.9mm x 2.9mm / 0.8 "x 0.7" x 0.1 "
Weight: 1.3 g.
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6MB පමණයි.
FEATURED
18650 1200mAh 3.7V Li-ion Rechargeable Battery
Nominal Voltage 3.7V
Charge Voltage 4.2V
Cut-off Voltage 2.75V
Capacity 1200mAh
Diameter 18.4mm
Height 65.0mm
Temperature Charge: 0°C ~ 45°C
Discharge: -20°C ~ 60°C
Storage: -20°C ~ 30°C
Humidity: 65±20%
Cycle life >500 times
Standard charge current 0.5C
Fast charge current 1C
Max discharge current 1C
OEM customize wires/connector/solder tabs/battery packs
Packing traying packing or in small boxes
Certificate CE, ROHS, MSDS
18650 3200mAh 3.7V Li-ion Rechargeable Battery
Nominal Voltage 3.7V
Charge Voltage 4.2V
Cut-off Voltage 2.75V
Capacity 1800mAh
Weight 44g
Diameter 18.4mm
Height 65.0mm
Temperature Charge: 0°C ~ 45°C
Discharge: -20°C ~ 60°C
Storage: -20°C ~ 30°C
Humidity: 65±20%
Cycle life >500 times
Standard charge current 0.5C
Fast charge current 1C
Max discharge current 1C
OEM customize wires/connector/solder tabs/battery packs
Packing traying packing or in small boxes
Certificate CE, ROHS, MSDS
AC Digital Amp Volt Meter 100A 300V
Features:
* Dual measurement of AC voltage, AC current with AC current transformer
* Voltage Measuring Range: AC 80 ~ 300V
* Current Measuring Range: AC 0.1 ~ 100A (Current in excess of 1A is recommended)
* Display backgroud color & Type: Blue & LCD
NEW ARRIVALS
ඔබගේ video Tutorials / තාක්ෂණික ලිපි මෙහි පළකර ගැනීමට අපවෙත යොමු කරන්න
තාක්ෂණික ලිපි කියවන්න
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Micro-controllers and micro-processors ක්ෂුද්ර-පාලක සහ ක්ෂුද්ර-සකසන සාමන්ය පුද්ගල පරිගනකයක් සැලකූවිට එය ප්රධාන කොටස් කිපයකින් සමන්විත බව අපි දන්නවා එවා නම්
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අපි දැන් සංවර්ධිත පුවරුව පරිගනකය හා සම්බන්ද කිරීම, ක්රමලේකනය හා කෙතය උඩුගත කිරිම සම්බන්දයෙන් සලකා බලමු. Arduino Uno / Mega සංවර්දිත
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