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DC 12V Battery Overdischarge Monitor 20A Under Voltage Controller Battery Voltage Protector
1.Description:
It is a battery overdischarge protection module.It can set the undervoltage and overvoltage values.When the battery voltage is lower than the undervoltage value or higher than the overvoltage value,the module wi...
$6.99
$9.99
SKU: GY20585
$6.99
$9.99
30
DC 12V Battery Overdischarge Monitor 6s Delay Under Voltage Controller Battery Voltage Protector
1.Description:
It is a battery undervoltage protection module.When the battery voltage is lower than the set undervoltage value,the module will automatically disconnect from the load;when the battery voltage is higher than the...
$4.19
$5.99
SKU: GY20584
$4.19
$5.99
31
2 Channel Dual 86 Switch Controller Fan PWM Stepless Governor AC 180V-250V 200W
1.Description:
It is a dual control switch and speed control switch.It can control lamps and fans on and off.It can adjust the speed of loads such as fans and motors,and adjust the dimming of various lamps.
2.Feature:
&nb...
$5.59
$7.99
SKU: GY20580
$5.59
$7.99
31
AC 180V-250V 200W Dual High-power Fan Speed Control Module 2CH 86-Type 100% PWM Stepless Governor
1.Description:
It is a dual control speed switch.It mainly uses pulse width modulation (PWM) to realize dimming/speed regulation.
2.Feature:
1).It has two switches to control the connection of 2 loads.
2)....
$5.59
$7.99
SKU: GY20578
$5.59
$7.99
31
DIY Kit Ultrasonic Suspension Electronic Learning Kits with 12V Power Adapter for Science Experiment
1.Description:
It is a ultrasonic suspension module.This is a mini ultrasonic levitation device that can suspend foam balls.The device consists of a single chip microcomputer,a driver chip and two ultrasonic probes.
2....
$15.39
$21.99
SKU: GY20454
$15.39
$21.99
30
DIY Bluetooth-Compatible Speaker Kit with FM Radio Function, Rechargeable Mini Home Stereo Sound Amplifier with LED Flashing Light, Soldering Project Kit for Learning & Teaching
1.Introduction:
It is a Blue LED Spectrum FM/Bluetooth Audio Speaker DIY Kit. It has 10pcs blue LED music spectrum display.
It can play music form Bluetooth, FM, TF Card, U-disk with 4ohm 3W speakers.
A very interestin...
$25.55
$36.50
SKU: GY20370
$25.55
$36.50
30
DC 3V-5V RS232 to TTL Converter UART SP3232 Downloader Programmer
1.Description:
It is a RS232 to TTL serial port module.It can convert RS232 level to TTL level,can download SST,STC,NXP company's single-chip microcomputer,and can also be used for DVD upgrade,hard disk maintenance,flashin...
$6.29
$8.99
SKU: GY20570
$6.29
$8.99
30
80Wx2 Bluetooth-Compatible Module ZK-F802 Dual Channel Stereo 80W+80W BLE/AUX/U-disk/USB Sound Card
1.Description:
It is a 80W*2 audio power amplifier board.It can be used with the APP,with functions such as sleeping music,modifying the Bluetooth name,and adjusting the volume of the prompt sound.
2.Feature:
...
$11.66
$16.65
SKU: GY20569
$11.66
$16.65
30
TPA3116D2 50Wx2 HIFI Bluetooth-Compatible Amplifier Module Dual Channel 50W+50W BLE/AUX/U-disk/USB Sound Card
1.Description:
It is a TPA3116D2 audio power amplifier board.It inputs audio,and when speakers are connected,it can play sound.It is used with the Wuzhi Audio APP,and you can set a variety of different functions.
...
$10.49
$14.99
SKU: GY20568
$10.49
$14.99
30
AC 110V 220V Trigger Delay Cycle Timing Relay Switch Control Module
1.Description:
It is a 220V one channel relay module.It can adjust trigger delay,cycle timing.There are 4 working modes to choose from.
2.Feature:
1).It has a digital display that can display numbers ...
$6.99
$9.99
SKU: GY20509
$6.99
$9.99
30
DIY Kit Ultrasonic Suspension Electronic Learning Kits Mini Acoustic Levitator with 12V Power Adapter
1.Description:
It is a ultrasonic suspension module. This is a mini ultrasonic levitation device that can suspend foam balls.The device consists of a single chip microcomputer,a driver chip and two ultrasonic probes.Mainly used...
$11.19
$15.99
SKU: GY20451-2
$11.19
$15.99
31
DIY Calculator Soldering Kit MCU Calculator Digital Tube Display with Acrylic Case
1.Description:
It is a calculator DIY soldering kit. It can perform addition,subtraction,multiplication,division,negative numbers,and decimal point operations.
2.Feature:
1).It uses in-line components...
$16.09
$22.99
SKU: GY20433
$16.09
$22.99
30
50Wx2 Bluetooth-Compatible Amplifier Module BLE5.1 2.0 Volume Indicator Dual Channel Stereo 50W+50W BLE/AUX/U-disk/USB sound card
1.Description:
It is a Audio amplifier board.It uses domestic chips and supports the connection of two 50W speakers,which is cost-effective.
2.Feature:
1).It has a multi-function knob,which can be adj...
$11.19
$15.99
SKU: GY20567
$11.19
$15.99
31
TPA3118 30Wx2 Bluetooth-Compatible Amplifier Module BLE5.1 Volume Indicator Dual Channel Stereo 30W+30W BLE/AUX/U-disk/USB sound card
1.Description:
It is a 30W+30W power amplifier module, designed with TPA3118 chip, which has high performance and more stable use. It supports 4 audio input methods: Bluetooth, AUX, U disk, and USB sound card, giving you a var...
$12.59
$17.99
SKU: GY20566
$12.59
$17.99
30
15Wx2 Bluetooth-compatible Amplifier Module with Volume Indicator, DC9-24V Dual Channel Stereo Amp Board, BLE/AUX/U-disk/USB Input
1.Description:
It is a audio amplifier board.It can input audio,connect speakers,and play music.It supports 4 audio input methods,two-channel output,high-quality sound,giving you the ultimate experience.
&nb...
$7.69
$10.99
SKU: GY20565
$7.69
$10.99
31
ULN2003 Infrared Remote Control Motor Driver 28BYJ-48 Stepper Motor Controller
1.Description:
It is a drive controller.It supports 11 working modes,you can choose the appropriate working mode to DIY the tools you need.
2.Feature:
1).It has an infrared remote control,directly use...
$9.09
$12.99
SKU: GY20554
$9.09
$12.99
30
DC 7V-30V Trigger Cycle Timing Delay Switch MOS Control For Industrial Control
1.Description:
It is a Trigger Cycle Timing Delay Switch.Its delay time range can be adjusted,and the time range and size can be switched at will.It has 4 functions,which can be selected according to needs.
2.Fe...
$9.09
$12.99
SKU: GY20508
$9.09
$12.99
30
LoRaWAN RF Module 915MHz ASR6601 Wireless Transceiver Controller MCU Development Board
1.Description:
It is a LoRaWAN RF Module.A LoRa module is installed on the module,and the serial port and peripheral pins are led out.With the factory firmware,the sending and receiving control of LoRaWAN can be easily perform...
$10.49
$14.99
SKU: GY20502
$10.49
$14.99
30
LoRaWAN RF Module 470MHz ASR6601 Wireless Transceiver Controller Ra-08
1.Description:
It is a 470MHz LoRaWAN RF module.It is a LoRa module designed and developed based on the chip ASR6601, which is used for ultra-long-distance spread spectrum communication. Support Lorawan,Linkwan protocol,suppor...
$9.09
$12.99
SKU: GY20503
$9.09
$12.99
30
STC89C52 Development Board C51 Learning Experiment Board USB Programmable 8051 MCU Controller System Board
1.Description:
It is a 51 microcontroller development board.It can realize the control of the development board on the computer side,which is interesting and fun.Connect the USB cable to the computer,you can use the smart host...
$47.99
SKU: GY20522
$47.99
