MQ135 Air Quality Sensor

$2.201pcs
The MQ135 is a semiconductor gas sensor with superior performance, wide measurement range, and high cost-effectiveness

MT3608 Boost Board

$1.001pcs
Ultra-compact size, wide input voltage range, adjustable output, high-efficiency conversion, easy operation, multiple versions available, versatile application scenarios

MT3608 Boost Board Micro

$1.001 pcs
Compact size, wide input voltage, adjustable output, high conversion efficiency, easy operation, multiple versions, versatile applications

MT3608 Boost Board TYPE-C

$1.001 pcs
Ultra-compact size, wide input voltage range, adjustable output, high-efficiency conversion, easy operation, multiple versions available, versatile application scenarios

NE555 Electronic Keyboard

$6.491pcs
The frequency selection is realized by tapping the keys of S1-S8. Operate the corresponding button to make the speaker emit eight different notes.

NE555 Pulse Duty Cycle Adjustable Generator

$1.451 pcs
NE555 pulse frequency and duty cycle adjustable module, square wave and rectangular wave signal generator, stepper motor drive.

NE555 Pulse Generator Module

$0.991 pcs
NE555 module frequency-adjustable pulse generator module square wave and rectangular wave signal generator.

NE555 Pulse Signal Generator

$2.491 pcs
The NE555 pulse generator is a small signal generator with adjustable frequency duty cycle for square and rectangular waves.

NE555 Time-Delay Relay Module

$3.001pcs
Sequential control, user-friendly operation, voltage compatibility, precise timing, high cost-performance ratio, multi-scenario adaptability

NEO-6M GPS Positioning Module

$7.801pcs
The NEO-6M is a high-sensitivity GPS positioning module that can read the current location and transmit data to a microcontroller. It works in most terrain and environmental conditions.

NRF24l01 mini-Ultra small 2.4G communication module

$1.991pcs
The extremely compact 2.4G wireless transmission module, with a size of only 12 * 18mm while maintaining the same antenna area, is only half of the same type of module

NRF905 Wireless Transceiver Module PTR8000+

$7.241pcs
NRF905 433/868/915MHz multi-band global coverage! Monolithic integration for easy development, operating temperature range of -40℃~85℃ for rugged reliability!