Electronic Modules

12V 10A 3S Lithium Battery Protection Board Circuit Board 3 Cells 18650 Li-ion Battery Pack 11.1V 12.6V Charger Protect Module

Rotating Potentiometer Knob Cap Digital Control Module Board Rotary Encoder Control Controller Switch

MT3608 DC-DC Boost Power Converter 2A Adjustable Step Up Voltage
The Maximum Output Current: 2A
The Input Voltage: 2V ~ 24V
The Maximum Output Voltage: 28V
Efficiency: Max 93%
Product Size: 36 x 17 x 14 mm/1.44 x 0.68 x 0.56 in(L*W*H)

5V to 3.3V For DC-DC Step-Down Power Supply Buck Module AMS1117 LDO 800MA

Mini Horn Alarm Siren 105db Sound Alarm DC 12V Wired Indoor Siren for Home House Alarm System

MB102 Breadboard Power Supply Module Prototype DC 6.5-12V to 3.3V 5V USB Compatible with Arduino Bread Board
★Fit For MB-102 Breadboard; Arduino Board Solderless Breadboard.
★Fluctuation two road independent control, can switch over to 0 V, 3.3 V, 5 V.
★Output Voltage: ~3.3V/~5V; Input Voltage: 6.5-12V (DC) or USB power supply.
★Output Current: 700mA(Max).

Desktop Accessories Lightweight 24/20-pin Latching Button PC Bench Top ATX Breakout Board Module Adapter Computer Power Supply

XL6009 DC-DC Booster Power Supply Module Output is Adjustable Super LM2577 Step-Up Module DC DC Step Up Converter Boost Board

Foot pedal switch is momentary type which controls the power on or off.

Body Size : 10 x 6 x 3.5cm/3.9" x 2.4" x 1.4"(L*W*H)

PS2 Wireless Controller Game Pad Joystick 2.4G Handle Arduino Robot DIY Platform

Speaker 0.5watt 8ohm + Power Amplifier Music Player Module
Size: 34 x 21mm
Fixed hole: 3mm
Pitch: 15mm
Speaker power: 0.5W / 8Ω
Speaker diameter: 50mm
Amplifier chip: LM386
Voltage: 5V

SIM900A V3.8.2 Wireless Extension Module GSM GPRS Board with Antenna Kit
- Onboard two sets of power interface VCC5 5V power supply, VCC4 interface, 4.8-5.2V power supply, optional power supply self-start (default) and control start.- Onboard SMA (default) and IPXmini antenna interface, SIM900A interface retains reset.- The size of the module is 49 * 50mm, all new and original equipment.- The computer can power the early computer debugging USB module, and there is a very large amount of data under the recommended current of more than 1A.- You can set up dozens of MA data in standby to provide 10MA low power sleep and sleep.