Specifications

Model No.	VALTRACK-V4-MF
Operating Voltage	Battery Input : 3.7V to 4.2V DC [Connect a single cell 3.7V-4.2V Li-Po or Li-Ion Battery] ⚠️ Doesn't have Reverse Polarity Protection
Dimensions	PCB Dimensions - Length: 34mm * Width: 43mm * Thickness: 1.6 mm
Battery Support	3.7V-4.2V DC Li-Po backup battery is supported. Use > 400mAH capacity battery. MP2617 Charger chip is used to handle the battery charging.
Cellular module	A7672S - 4G-LTE-CAT1 / 2G - For India & Asia
	A7672E - 4G-LTE-CAT1 /2G - For Europe
	A7672SA- 4G-LTE-CAT1 / 2G - For South America, USA & Australia
Navigation hardware	Inbuilt GNSS of A7672x or Standalone GNSS module
	A7672x has inbuilt GNSS hardware which needs passive or external active antenna [Bias is already provided to the GNSS U.FL connector]
Operating Modes	HTTP, SMS Updates
Configuration Methods	Bluetooth/Firmware
Processor	STM32 low power MCU
Motion Sensor	LIS3DH 12-bit, 3-axis Accelerometer
Antenna	📶 Cellular : U.FL Connector 1.5 dBi gain Flexible PCB antenna comes attached
	🛰️ A7672x GNSS : U.FL Connector Patch antenna comes attached
Connectivity	Bluetooth, GPRS, SMS, Call
SIM connector	Nano SIM card connector available
Flashing options	SWD