# Specifications

<table data-header-hidden><thead><tr><th width="210"></th><th></th></tr></thead><tbody><tr><td><strong>Model No.</strong></td><td>VALTRACK-V4-MFW [ESP32-C3]</td></tr><tr><td><strong>Operating Voltage</strong></td><td><ul><li><p>Battery Input : 3.7V to 4.2V DC [Connect a single cell 3.7V-4.2V Li-Po or Li-Ion Battery]</p><p></p><p><span data-gb-custom-inline data-tag="emoji" data-code="26a0">⚠️</span> <em><mark style="color:orange;"><code>Doesn't have Reverse Polarity Protection</code></mark></em></p></li></ul></td></tr><tr><td><strong>Dimensions</strong></td><td>With Enclosure - Length: 72mm * Width: 43mm * Height: 21.5 mm  </td></tr><tr><td></td><td>PCB Dimensions - Length: 58.2mm * Width: 30mm * Thickness: 7.8mm</td></tr><tr><td><strong>Battery Support</strong></td><td><ul><li>3.7V-4.2V DC Li-Po or Li-Ion battery is supported.</li><li>Use > 400mAH capacity battery. </li><li>TP4056 Charger chip is used to handle the battery charging.</li></ul></td></tr><tr><td><strong>Cellular module</strong></td><td>A7672S - 4G-LTE-CAT1 / 2G - For India &#x26; Asia</td></tr><tr><td></td><td>A7672E - 4G-LTE-CAT1 /2G - For Europe</td></tr><tr><td></td><td>A7672SA- 4G-LTE-CAT1 / 2G - For South America, USA (Not certified) &#x26; Australia<br></td></tr><tr><td></td><td>SIM7672G - 4G-LTE-CAT1 - For Global use</td></tr><tr><td><strong>Navigation hardware</strong></td><td>Inbuilt GNSS of A7672x/SIM7672x</td></tr><tr><td></td><td>A7672x/SIM7672x has inbuilt GNSS hardware which needs passive or external active antenna [Bias is already provided to the GNSS U.FL connector]</td></tr><tr><td><strong>Aux Inputs</strong></td><td>None</td></tr><tr><td><strong>Aux Outputs</strong></td><td>None</td></tr><tr><td><strong>Operating Modes</strong></td><td>HTTP, SMS, MQTT/TCP</td></tr><tr><td><strong>Configuration Methods</strong></td><td>Bluetooth  - via  VALTRACK-V4E SETUP app on play store</td></tr><tr><td><strong>Processor</strong></td><td>Espressif ESP32-C3FH4 RISC-V chipset </td></tr><tr><td><strong>Motion Sensor</strong></td><td>LIS3DH 12-bit, 3-axis Accelerometer</td></tr><tr><td><strong>Memory</strong></td><td>4MB inbuilt flash of ESP32-C3FH4</td></tr><tr><td><strong>Antenna</strong></td><td><p>📶 Cellular : U.FL Connector</p><ul><li>1.5 dBi gain Flexible PCB antenna comes attached</li></ul></td></tr><tr><td></td><td><p><span data-gb-custom-inline data-tag="emoji" data-code="1f6f0">🛰️</span> A7672x GNSS : U.FL Connector</p><ul><li>Patch antenna comes attached</li></ul><p><em><mark style="color:orange;"><code>External GNSS is enabled on request only !</code></mark></em></p></td></tr><tr><td></td><td></td></tr><tr><td><strong>Connectivity</strong></td><td>Bluetooth, GPRS, SMS, Call</td></tr><tr><td><strong>SIM connector</strong></td><td>Nano SIM card connector available</td></tr><tr><td></td><td>e-SIM in MFF2 format </td></tr><tr><td><strong>Flashing options</strong></td><td>USB-C</td></tr><tr><td><strong>Enclosure</strong></td><td>Device ships in a standard IP67 rated enclosure if ordered.</td></tr></tbody></table>


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