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PIERTOELECT.NIG.LIMITED
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Chip: SIM800L
Voltage: 3.7-4.2V
Support networks: China Mobile, China Unicom and global quad-band network
Module size: 2.5cmx2.3cm
TTL serial port for serial port, you can link directly to the microcontroller. No need MAX232
Power module automatically boot, homing network
Onboard signal lights all the way . It flashes slowly when there is a signal, it flashes quickly when there is no signal
Package Included:
1 X SIM800L GPRS GSM Module
By default, there is no soldering pin header, leaving customers with more room for expansion
Module model: SIM800L
Working voltage: 3.7~4.2V (peak current 1A, please deal with it)
Support Network: Global quad-band network
Module size: 2.5cmx2.3cm
The serial port is TTL serial port, which can be directly linked to the single-chip microcomputer.
The module will automatically power on and automatically find the network
Onboard one-channel signal indicator (slow flashing with signal, fast flashing without signal)
With its small size, there is no smaller GSM module than this one
Full machine patch processing, reflow soldering, stable performance, factory direct sales
The power supply can be directly powered by lithium batteries, as shown in the following figure:
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