SIM800L GSM module GPRS adapter board MicroSim card Core board

The SIM800L GSM module is a compact and reliable communication device that enables seamless connectivity to the GSM network. With its advanced features and low power consumption, this module is ideal for a wide range of applications, including remote monitoring, tracking, and data transfer. Its compact size and easy-to-use interface make it an excellent choice for developers and hobbyists alike.

Specifications:

Module model: SIM800L (new module, performance exceeds SIM900/M590)

Working voltage: 3.7~4.2V (peak current is 1A, please handle it properly)

Support network: global quad-band network

Module size: 2.5cmx2.3cm

The serial port is a TTL serial port, which can be directly linked with the microcontroller.

The module is powered on automatically, and automatically finds the network

Onboard a signal indicator (slow flashing with signal, fast flashing without signal)

Small size, there is no GSM module smaller than this module

Full machine chip processing, reflow soldering, stable performance

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SIM800L GSM module GPRS adapter board
lahiru Dhananjaya

USB to RS232 Cable COM serial 9 pin male head PL2303GT 1 m Cable

This is also known as PLC Cable in the market.

Description

• This converter cable for USB to serial devices
• Plug and Play USB to RS232 Converter
• Single crystal 12M Tablet 340 USB port to serial port communication
• USB1.1/2.0 compliant solution
• Built-in 128 byte TX/512 byte RX buffer
• Supports auto-Handshake Protocol
• Support Win95/98/98se/ME/2000/XP/win7 32bit 64bit/Vista/10
• Supports full speed USB data transfer protocol

Package Include:

1 x  Usb to RS232 Cable COM serial 9 pin male head PL2303GT 1 m Cable

USB to RS232 Cable
lahiru Dhananjaya

Digital Voltmeter Ammeter 100V 10A Blue & Red Dual LED Display Panel Mount

Electronic test equipment that (DVM) measures an unknown input voltage by converting the voltage to a digital value and then displays the voltage in numeric form.

Specification

• Working voltage: 4.5-30VDC (Note: The maximum input voltage can not exceed 30V, otherwise there is the danger of burning)
• Working current: ≤ 20mA
• Display: 0.28″ Two color blue and red
• Measuring range: 0-100VDC 0-10A
• Voltage resolution (V): 0.1V
• Current resolution (A): 0.01A
• Refresh rate: ≥ 100mS / times
• Measure accuracy: 1% (± 1 digit)
• Operating temperature: -15 to 70° c

Digital Voltmeter Ammeter 100V 10A Blue & Red Dual LED Display Panel
lahiru Dhananjaya

Buy Digital Panel Meter (DC Ammeter)

-Ability to Measure Current up to 30A DC

– Model: BT-100
– Color: Black
– Material: Metal, Plastic
– 2.1″ LED 4-digit display
– Working voltage: DC5V±10%
– Super range indicator light: 1/-1
– Sampling rate: 3 times per second

Digital Panel Meter (DC Ammeter)
Ashen Premathilake

LED PANEL (16cm x 32cm) Green

LED PANEL (16cm x 32cm) Green
lahiru Dhananjaya