CentIoT – HW-586 Zb2L3 1.2v-12v 18650 Li-ion Lithium Lead-acid Battery Capacity + Resistance Discharge Tester Capacity load Meter (9999Ah)

CentIoT – HW-586 Zb2L3 1.2v-12v 18650 Li-ion Lithium Lead-acid Battery Capacity + Resistance Discharge Tester Capacity load Meter (9999Ah)
Wireless Transmitter and Receiver Module for Arduino

Wireless Transmitter and Receiver Module for Arduino
USB to TTL CP2102 Converter
DC Motor Speed Controller 4.5V-35V 5A Speed Control Switch

DC Motor Speed Controller 4.5V-35V 5A Speed Control Switch
TSL2561 Luminosity Light Sensor Module

TSL2561 Luminosity Light Sensor Module
9V RGB Flasher Light | Police Light for Bikes | Bicycles | Cars

9V RGB Flasher Light | Police Light for Bikes | Bicycles | Cars
🔵 High-Intensity RGB Flashing LEDs – Bright, colorful light patterns for maximum visibility day and night.
🚴 Perfect for Bikes, Cycles & Cars – Adds style while improving safety on the road.
🔋 Runs on Standard 9V Battery – No wiring needed, quick plug-and-play setup.
🎯 Multiple Flash Modes – Police-style strobe, rapid flash, slow blink, and RGB color cycling.
🛠️ Compact & Lightweight Design – Easy to mount on handlebars, seat posts, or dashboards.
☔ Weather-Resistant Body – Works reliably in rain, fog, and dusty environments.
🚓 Attention-Grabbing Police Light Effect – Enhances visibility in traffic and low-light conditions.
🌟 Long Battery Life – Energy-efficient LEDs for extended usage.
🔧 Easy Installation – No tools required; fits on most bicycle and vehicle surfaces.
✨ Multipurpose Use – Ideal for night rides, emergency visibility, decoration, or signaling.
T Plug Deans Connector for LiPo Battery Male and Female 2 Pair

T Plug Deans Connector for LiPo Battery Male and Female 2 Pair
Croptronia3 inch 10 watt sub woofer 3 Inch subwoofer Wired Speaker 4 ohm 10 Watt HiFi Woofer Deep Bass Coaxial Car Speaker

Croptronia3 inch 10 watt sub woofer 3 Inch subwoofer Wired Speaker 4 ohm 10 Watt HiFi Woofer Deep Bass Coaxial Car Speaker
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Showing 265–288 of 531 results
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Bluetooth and NRF Modules, Bluetooth Interfacing, Electronic Modules, IOT & Wireless
Hc-05 Bluetooth RF Wireless Transceiver Module
-56%
Bluetooth and NRF Modules, Bluetooth Interfacing, Electronic Modules, IOT & WirelessHc-05 Bluetooth RF Wireless Transceiver Module
Applications:
- Wireless Communication: Used for wireless communication in embedded systems, IoT devices, home automation, etc.
- Arduino Projects: Commonly used in Arduino projects to enable wireless communication between an Arduino board and a mobile phone or other Bluetooth-enabled devices.
- Remote Control: Ideal for creating wireless remote control systems, such as controlling robots or smart devices.
- Data Transfer: Can be used for transferring data between devices, such as sensor data from one device to another.
Pin Configuration:
- VCC: Power supply (3.3V to 5V).
- GND: Ground connection.
- TXD (Transmit): Serial data output.
- RXD (Receive): Serial data input.
- STATE: Indicates the Bluetooth connection status.
- EN: Enable pin (used to set the module into AT command mode).
Package Includes:
- 1 x HC-05 Bluetooth module.
SKU: n/a -
Biometric/ ECG/ EMG Sensors, Latest Product, New Arrival, Other Sensors, Sensor Kits, Sensor Mudules, Uncategorized
Heart Rate Monitor Kit with AD8232 ECG sensor module
-60%
Biometric/ ECG/ EMG Sensors, Latest Product, New Arrival, Other Sensors, Sensor Kits, Sensor Mudules, UncategorizedHeart Rate Monitor Kit with AD8232 ECG sensor module
- Designed to extract, amplify, and filter small biopotential signals.
- Leads-Off Detection.
- Shutdown Pin.
- LED Indicator.
- Analog Output.
- 3.5 mm Jack for Biomedical Pad Connection.
SKU: n/a -
Electronic Components
Hi-Watt 9v Battery (Pack of 5)
🔋 Compact Power Source – Provides stable 9-volt output in a small, lightweight form factor.
⚡ Ideal for Electronics Projects – Widely used in DIY kits, Arduino projects, and breadboard circuits.
🔌 Perfect for Testing Circuits – Great for powering small components like sensors, buzzers, and LEDs.
🧠 Common in Educational Kits – Essential for school and engineering project kits due to ease of use.
🔁 Easy to Replace – Standardized size makes it compatible with many battery holders and clips.
🔒 Safe & Reliable – Most 9V batteries are leak-proof and come with over-discharge protection.
🎮 Used in Everyday Devices – Powers smoke detectors, remote controls, toys, and handheld devices.
♻️ Available in Rechargeable Variants – Cost-saving and eco-friendly options available.
🛠️ Universal Connector – Snap-on terminals make it easy to connect without soldering.SKU: n/a -
Amplifier Modules, Uncategorized
IC 4440/CD4440CS,6W 2-Channel, Bridge 19W Power Amplifier,TO-220,14 PIN PACK OF 1PCS
-50%
Amplifier Modules, UncategorizedIC 4440/CD4440CS,6W 2-Channel, Bridge 19W Power Amplifier,TO-220,14 PIN PACK OF 1PCS
Specifications:
- Output Power:
- 6W per channel at 12V (stereo output).
- 19W total in bridge configuration (driving both channels in bridge mode).
- Package Type: TO-220, 14-pin
- Operating Voltage: Typically 12V DC
- Amplifier Type: 2-channel bridge
- Pin Count: 14 pins
- Application: Audio power amplification
- Protection: Overcurrent and thermal protection
- Mounting Type: Through-hole (ideal for PCB integration)
Package Includes:
- 1 x IC 4440/CD4440CS, 6W 2-Channel Bridge 19W Power Amplifier (TO-220, 14 Pin).
SKU: n/a - Output Power:
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Uncategorized
IC CD4001BD 4001 Quad 2-Input NOR Gate IC HLF Make pack of 5pcs
Applications:
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Digital Logic Circuits
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Signal Inversion and Control
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Timing Circuits
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DIY Electronics Projects
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Educational STEM Kits and Prototyping
Package Includes:
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5 x CD4001BD ICs (HLF Make)
This pack is perfect for electronics hobbyists, students, and engineers working on logic-based designs. Trusted HLF quality ensures reliable performance and durability in your circuits.
Let me know if you’d like a version for your e-commerce site or a printable catalog format!
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SKU: n/a -
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Hookup Wires, Wires & Cables
Imported 10 Pieces 50cm Double Ended Crocodile Clips Cable Alligator Clips
-50%
Hookup Wires, Wires & CablesImported 10 Pieces 50cm Double Ended Crocodile Clips Cable Alligator Clips
Specifications:
- Quantity: 10 pieces (each cable with double-ended clips)
- Cable Length: 50 cm (approximately 19.7 inches)
- Clip Type: Double-ended crocodile clips (alligator clips)
- Cable Material: Copper wire with flexible, durable insulation
- Clip Material: Metal (spring-loaded)
- Color: Typically color-coded (e.g., red, black, green, etc.)
- Application: Electronics testing, DIY projects, prototyping, multimeter testing, educational experiments
Applications:
- Breadboard Prototyping: Making temporary connections between components on a breadboard during circuit testing and assembly.
- Electric Circuit Testing: Quickly and easily attaching clips to various points in a circuit to measure voltages, currents, or continuity.
- Multimeter Use: Connecting the clips to a multimeter for easy testing and measurement of different electrical parameters.
- Power Supply and Load Testing: Using the clips to connect wires to power supplies or loads for testing purposes.
- DIY and Educational Projects: Ideal for use in educational kits, hobbyist electronics projects, and learning environments.
SKU: n/a -
Sensor Kits
Infrared Eye Blink Sensor with Goggles
Eye Blink Sensor is compatible with Arduino, Raspberry Pi, AVR, PIC. This Eye Blink sensor senses the eyeblink using infrared. The Variation Across the eye will vary as per eye blink. If the eye is closed the output is high otherwise the output is low.
SKU: n/a -
Uncategorized
Integrated Spot Welder DIY Mini Handheld Welding Pen(Blue) with NY-D01 40A Digital Display Spot Welding Controller Board AB0297
-44%
UncategorizedIntegrated Spot Welder DIY Mini Handheld Welding Pen(Blue) with NY-D01 40A Digital Display Spot Welding Controller Board AB0297
The use of STM8 industrial control centre microcontroller.2 Strong and weak electricity through optocoupler insulation, safe operation.3 The power line and footswitch line adopts the bolt the quick connect terminal, more convenient and reliable.4 Input time, current using a high-precision simple potentiometer, to ensure reliable, convenient input5 On-board power supply, state, foot, trigger indicator, work status clearly visible.6 The design of a reliable zero-crossing detection circuit to ensure that the SCR phase shift accuracy.7 The controller is compatible with 40A SCR.8 Digital control interface, you can display the current time and current settings.9 Input time of 1-50, cycle unit (1 cycles is 20 ms), current input (30-99%)10x NY-D01 40A Digital Display Spot Welding Controller BoardSKU: AB0297
Eye Blink Sensor
Scale Model Traffic Cones pack of 10 



















