SENSORS & MODULES

Wireless HI-FI Bluetooth MP3 USB FM player module with remote and stereo 5W+5W output for speakers pack of 50pcs

Specification

1. Working voltage:  5V
2. Support:  mp3/Bluetooth/USB/aux/FM/memory card
3. Excellent sound quality
4. Can connect speakers directly
5. Cheap and easy to install
6. Remote for easy handling

R307 Optical Fingerprint Reader Sensor Module

Specification:-

1. Type: Optical
2. Sensor Life: 100 million times
3. Static indicators: 15KV
4. RS232 communication baud rate: 9600BPS~115200BPS changeable
5. Image Capture Surface 20*15(mm)
6. Verification Speed:  0.2 sec
7. Scanning Speed: 0.3 sec
8. Character file size:  256 bytes

High Sensitivity Sound Microphone Sensor Detection Module

Specification:-

• There is a threshold-level output flip.
• High-sensitive microphone.
• A power indicator light
• The comparator output is light

LM2596S DC to DC Step-Down Buck Converter Power Supply Module 24V 12V 9V to 5V 5A 25W Replace

Specification:-

• Input voltage: 9-35V
• Output voltage: 5V
• Output current: 5A
• Output power: 25w

Pins Configuration:

• In+: Input positive
• Out+: Output positive
• GND: IN-/OUT

Bluetooth MP3 USB FM radio player module with double direct speakers connection pack of 10pcs

Specification:-

1. Working voltage:  5V
2. You can connect two speakers of 5 watts directly
3. 3 pre-install buttons for easy handling
4. Support:  mp3/Bluetooth/USB/aux/FM/memory card/USB charging
5. Excellent sound quality
6. Cheap and easy to install

DC 6V to 30V 1 Channel Delay power relay module with Adjustable timing cycle

Specification:-

1. Number of channels : 1
2. Operating voltage : 6V to 30V DC
3. Max. current : 50mA
4. Trigger voltage : 5V
5. Switching voltage : 250V at 10A
6. Optocoupler Isolation

C-Type 2 Channel BT5.0 Stereo Audio Amplifier 3.7-5V MP3 Audio Receiver Module

Specification:-

• Maximum Supply Voltage: 5 Volts
• Minimum Supply Voltage: 3.7 Volts
• Dimensions: 30 x 30 x 1.5 mm
• Support profile: A2DP, AVCTP, AVDTP, HFP
• BT5.0-Audio: Genuine 5.0 Blue tooth audio decoding chip

47K potentiometer with 3 pin XH JST male connector for Volume control, Motor speed control

Specifications:-

• Material:- Metal, Plastic
• Resistance Value:- 47K
• Adjustment Type:- Top Adjustment
• Rotary Knob Shaft Length:- 8mm
• Main used to control electrical device such as volume controls on audio equipment

TP4056 5V 1A 18650 Lithium Battery Charging modules (C-TYPE) pack of 50pcs

Specification:-

1. Input voltage  :  5V
2. Charging cut-off voltage  :  4.2V
3. Maximum charging current  :  1000mA
4. Battery over-discharge protection voltage  :  2.5V
5. Battery overcurrent protection current  :  3

DC 12V 1 Channel RF Transmitter Remote Controls with Wireless Remote Control Switch

Specifications:-

• Voltage: DC12V
• Current Rating: 10 Amps
• Wireless control and easy to install.
• Control Lights, Motors, Fans, electrically operated.
• Material: Plastic + Metal.
• Wiring type: fixed terminal.
• Push the remote button, LED flashes on and off.

XM-18 180V to 240V AC 10A Four LED display automatic computer control incubator controller

Specification

1. Operating supply range: 180V to 240V AC
2. Temperature measuring range : 0°C  to 99°C
3. Temperature measurement accuracy :  ±0.1
4. Humidity measurement range : 0% to 99%RH
5. Humidity accuracy : ±3%RH
6. Multi-function incubator
7. Digital displaying of temperature and humidity

LM2596 DC to DC Buck Converter Adjustable Step down power supply module pack of 10pcs

Specifications:-

1. Input voltage : 3V to 40V
2. Output voltage : 1.5V to 35V(Adjustable)
3. Output current : 2A to 3A
4. Module Properties : non-isolated constant voltage module
5. Rectification : non-synchronous rectification
6. Short circuit protection : current limiting