Smallest SIM800L GPRS GSM Module MicroSIM Card Core BOard Quad-band TTL Serial Port
SPECIFICATIONS
Application: Computer
Brand Name: STJF
Choice: yes
Condition: New
Dissipation Power: ...
Functions: Electronic Module
High-concerned chemical: none
Operating Temperature: -40℃~+80℃
Origin: Mainland China
Package: DIY Module
Range of application: Switch And Sensor For Arduino STM
Supply Voltage: 3.7~4.2V
Type: Module
semi_Choice: yes
Link: https://pan.baidu.com/s/1vI6Y4Rl4S3QCvqOV_iHhaQ?pwd=43d5 extraction code: 43 d5
By default, no pins are welded to reserve more expansion space for customers
Module model: SIM800L
Working voltage: 3.7~4.2V(current peak 1A, please do a good job)
Support network: global quad-band network
Module size: 2.5cmx2.3cm
The serial port is TTL serial port, which can be directly linked with the MCU.
The module is powered on and automatically starts and searches the network
On-board signal indicator (blinking slowly if there is a signal, blinking quickly if there is no signal)
Small size, there is no GSM module smaller than this module
Full machine SMT processing, reflow welding, stable performance factory direct sales
Power supply can be directly powered by lithium batteries, as shown below:

- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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