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SKU:008249

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SKU:006703

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SKU:009710

This is Sim 800L GSM - GPRS Module
Quad-band GSM/GPRS module compatible with global networks (850MHz, 900MHz, 1800MHz, and 1900MHz)
Supports GPRS multi-slot class for data transmission (TCP/IP, HTTP, etc.)
Compact size and low current consumption, ideal for small projects
Interfaces with any microcontroller for GSM functionality
Enables making and receiving phone calls
Supports sending and receiving SMS messages
Includes two antennas for optimal wireless connectivity, one for narrow spaces and one for use with a metal case
TTL serial interface with automatic baud rate detection
Power-saving features with low current consumption, including sleep mode with as low as 1mA

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SKU:005185

Out of stock

SKU:009427

Measure water pressure accurately with this Arduino water sensor.
Connect easily with the Gravity 3-pin interface that supports 5V input and 0.5~4.5V output.
Build smart water systems by combining with solenoid valves and other sensors.
Detect water presence and measure pressure strength in pipes, tanks, and outdoor water bodies.
Use in homes, gardens, farms, and even rivers or lakes with its waterproof design.
Perfect for IoT water pressure monitoring projects and smart home control systems.
Plug directly into Arduino boards without wiring when used with a Gravity IO Expansion Shield.

In Stock

SKU:009446

In Stock

SKU:009233

Get full control over your project with a massive temperature range, from a freezing -50°C all the way to 110°C.
No need to buy a separate sensor! A high-quality, waterproof temperature probe is already included in the package.
Setting it up is very simple; just use the simple '+' and '-' buttons, no coding knowledge needed at all.
Easily connect and control both your home AC appliances and 12V DC devices like fans, coolers, or pumps.
Fine-tune your system perfectly with advanced options for heating/cooling modes, timer delays, and safety alarms.
A proper device for students and DIY makers, perfect for building everything from egg incubators to automatic room coolers.

In Stock

SKU:009208

The XH-W3001 digital thermostat switch needs a supply voltage of 12V and produces a power of 120W.
This digital temperature controller is equipped with a 1 metre long stainless waterproof probe that has great resistance against corrosion.
All the important components of the XH-W3001 digital thermostat are protected in a ABS housing.
It offers high-temperature control precision of 0.1℃. The temperature control range from -50℃ to 110℃.
The 12V XH-W3001 temperature controller is best used for heating control in refrigeration and suitable for seafood machines.