SENSORS & MODULES

MP3-TF-16P MP3 Disk TF Card Module With Serial Port Pack of 1

Specification

1. Support Mp3 and WMV decoding
2. Input supply voltage:  3.2V-5V
3. DAC output  :  24 bit
4. SNR support  :  85db
5. Fully supports FAT16, FAT32 file system
6. Max. supportable card  :   32G TF card
7. Supports sampling rates (kHz)  :  8 / 11.025 / 12/16 / 22.05 / 24/32 / 44.1 / 48.

DC 9-60V 20A PWM DC Motor Speed Controller

Specification:-

• Working voltage: 9-60V
• Voltage: 220 Volts (AC)
• Max current: 20A
• Continuous current: 18A
• Power Source: DC
• Speed control mode: Potentiometer.

TPA3110 XH-A232 30W + 30W Dual Channel digital stereo audio power amplifier modules pack of 50pcs

Specification

1. Operating voltage:  12V to 24V
2. Output Power:  30W+30W
3. Dual channel
4. Chip name  :  TPA3110
5. Output impedance  :  4 to 8 ohm (Ω)
6. Supply current  :  more than 3A

5mm x 5mm x 5mm Strong Silver Square Shape Neodymium Magnet

Specification:-

• Material: Neodymium (NdFeB)
• Shape: Square/Block
• Dimension: 5mm x 5mm x 5mm
• Magnetization: Axial
• Operating Temperature: -40°C to +80°C
• Coating: Ni+Cu+Ni (Nickel Coated)

SEN0193 Digital capacitive soil moisture sensor V2.0

Specification:-

1. Operating Voltage: 3.3V - 5V.
2. Output: Digital signal.
3. Sensitivity Range: Adjustable.
4. Dimensions: 60mm x 20mm.

24V Two Wire Digital Display Battery Capacity Meter (Green Indicator)

Specification:-

• Operating Voltage : 24V
• Color : Black
• Material: Plastic and Metal
• Power Source : Battery Powered
• Item Dimensions (L x W x H) : 45 x 25 x 17mm

Pulse Sensor - Heart Rate Detector

Specifications:-

1. Biometric Pulse Rate or Heart Rate detecting sensor
2. Plug and Play type sensor
3. Operating Voltage: +5V or +3.3V
4. Current Consumption: 4mA
5. Inbuilt Amplification and Noise cancellation circuit.

128 x 64 Blue/White color LCD display module (JHD12864E)

Specifications

1. Color of display : Blue
2. Color of character : White
3. Size : 128 x 64 (128 character x 64 rows)
4. Input voltage : +5V
5. Supply current : 2mA
6. Board dimensions  :  93mm x 70mm (LxB)
7. Display dimensions   :   72mm x 40mm (LxB)

4S 1A Li-Ion/LiFePO4 Active Balancer Hardware

Specification:-

• Hardware active equalization specification 
• Number of battery pack strings: 4S  
• Balance current ≤ 1A 
• Balance mode - Active equilibrium  
• working temperature: -20°C~60°C 
• Model no. (48e8)

Mini Micro SD Card Reader Module

Specification:-

• Operating voltage: DC 2.6 to 3.6V
• Audio output: 16bitDAC and PWM
• Supports FAT file system SD carrier
• Supports playing of 4Bit ADCPM format files
• Pinouts: GND, VCC, MISO, MOSI, SCK, CS
• Supports playing of 4Bit ADCPM format files

W88-B 20A Solar Charger Controller with Dual USB 12V/24V

Specification:-

• Model: W88-B
• Rated Voltage:12V/24V
• Rated Current: 20A
• Max. PV Voltage: 50V
• Max. PV Input power: 130W (12V)/260W (24V)
• LCD/LED display
• PWM battery charging

MQ-135 Air quality and Gas detection sensor module

Specifications:-

1. Wide detecting scope
2. Fast response and High sensitivity
3. Stable and long life
4. Operating voltage : 3V to 5V
5. Detect/Measure NH3, NOx, alcohol, Benzene, smoke, CO2, etc.