Yahboom programmable Spin:bit based on Micro:bit V2 compatible with LEGO
- With the micro:bit as the core controller, Graphical and Python programming.
- Equipped with a multi-function Super: bit expansion board.
- Combine the building blocks and the circuit.
- Support Android / iOS mobile phone APP control.
- A large number of blocks can create a variety of shapes (Ferris wheel, Gyroscope, Fan).
DIY Smart Tracking Robot Car Kit D2-1 Intelligent Introductory Electronic Unassembled
Double Head 2 in 1 out J-Head Remote Extruder 3D Printers
QC3.0 QC2.0 USB DC-DC Buck Converter Charging Step Down Module 6-32V
- Input voltage: 6V-32V.
- Output voltage: default 5V, automatically adjust between 3-12V after triggering fast charge.
- Output power: up to 24W (5V/3.4A, 9V/2.5A, 12V/2A, etc.).
- Output voltage cable compensation function.
- Conversion efficiency: 90%-97%.
- Support multiple fast-charging protocols.
- Input overvoltage and under-voltage protection.
- Input overcurrent protection.
- Output overcurrent, short circuit protection.
- Machine over temperature protection.
- Support fast charge agreement
- Support DCP protocol, BC1.2.
- Support Huawei Fast Charge Protocol FCP/SCP.
- Support Huawei Fast Charge Protocol AFC.
- Support Spreadtrum Fast Charge Protocol SFCP.
- Support QC2.0 and 3.0.
- Support MTK PE1.1/PE2.0
QC3.0 QC2.0 USB DC-DC Buck Converter Charging Step Down Module Fast Quick Charger Circuit Board
- Input voltage: 6V-32V.
- Output voltage: default 5V, automatically adjust between 3-12V after triggering fast charge.
- Output power: up to 24W (5V/3.4A, 9V/2.5A, 12V/2A, etc.).
- Output voltage cable compensation function.
- Conversion efficiency: 90%-97%.
- Support multiple fast-charging protocols.
- Input overvoltage and under-voltage protection.
- Input overcurrent protection.
- Output overcurrent, short circuit protection.
- Machine over temperature protection.
- Support fast charge agreement
- Support DCP protocol, BC1.2.
- Support Huawei Fast Charge Protocol FCP/SCP.
- Support Huawei Fast Charge Protocol AFC.
- Support Spreadtrum Fast Charge Protocol SFCP.
- Support QC2.0 and 3.0.
- Support MTK PE1.1/PE2.0
QC3.0 QC2.0 USB DC-DC Buck Converter Step Down Module Fast Quick Charger Circuit Board
- Input voltage: 6V-32V.
- Output voltage: default 5V, automatically adjust between 3-12V after triggering fast charge.
- Output power: up to 24W (5V/3.4A, 9V/2.5A, 12V/2A, etc.).
- Output voltage cable compensation function.
- Conversion efficiency: 90%-97%.
- Support multiple fast-charging protocols.
- Input overvoltage and under-voltage protection.
- Input overcurrent protection.
- Output overcurrent, short circuit protection.
- Machine over temperature protection.
- Support fast charge agreement
- Support DCP protocol, BC1.2.
- Support Huawei Fast Charge Protocol FCP/SCP.
- Support Huawei Fast Charge Protocol AFC.
- Support Spreadtrum Fast Charge Protocol SFCP.
- Support QC2.0 and 3.0.
- Support MTK PE1.1/PE2.0
Generic SIM900 GPRS/GSM Development Extension Board Shield Quad-Band Kit for Arduino
- Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world.
- GPRS multi-slot class 10/8
- GPRS mobile station class B
- Compliant to GSM phase 2/2+
- Class 4 (2 W @ 850 / 900 MHz)
- Class 1 (1 W @ 1800 / 1900MHz)
- Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced Commands: SIMCOM AT Commands.
- Short Message Service - so that you can send small amounts of data over the network (ASCII or raw hexadecimal).
- Embedded TCP/UDP stack - allows you to upload data to a web server.
- RTC supported.
- Selectable serial port.
- Speaker and Headphone jacks
- Low power consumption - 1.5mA(sleep mode)
- Industrial Temperature Range - -40°C to +85 °C
5V 700mA 3.5W AC-DC Step Down Module
- Input Voltage: 220VAC
- Output Voltage: 5 VDC.
- Output Power: 3.5W.
- Output Current: 700mA
- Output overload and short circuit protection
- Ultra-thin and ultra-small size
- Supply Voltage: 220VAC
- Low ripple and low noise
- Output overload and short circuit protection
- High efficiency
- High power density
- The product is designed to meet the requirements of the EMC and Safety Test
- Low power consumption
- Environmental protection
- Meets UL and CE requirement
SIM900A 5V V4.0 Kit Wireless Extension Module GSM GPRS Board Antenna Tested
5V-30V Delay Relay Timer Module Trigger Delay Switch Micro USB Power Adjustable Relay Module
- Time can be adjusted by potentiometers
- With MicroUSB 5.0V power input, it is very convenient to use.
- 5V --30V ultra-wide supply voltage.
- External triggering and on-board buttons are two trigger modes.
- With relay suction indicator.
- The anti-interference ability is strong, and the relay will not misbehave under all kinds of disturbances, so it is suitable for industrial control.
- Module can be controlled: 10A 250VAC (AC), 10A 30VDC (DC) below load.
- With Relay follow current protection.
- • Size: 5.4 * 1.9 * 1.8cm
12V 18650 10A BMS Charger Li-ion Lithium Battery Protection Board Circuit Board 10.8V 11.1V 12.6V Electric
