| Specification | Parameters |
| Model | VS02B-4G |
| Network | - 4G: LTE-FDD B1/B2/B3/B4/B5/B7/B8/B28/B66 - 2G: GSM 850/900/1800/1900MHz |
| Positioning Mode | GPS+LBS+AGPS |
| Dimensions | 80x63x25mm |
| Battery | 5000mAh Li-ion, rechargeable via DC 5V-2.0A |
| Standby Time | Up to 90 days (varies by working mode) |
| Operating Temperature | -20°C to +55°C |
| Positioning Time | Cold start: 35-60s; Hot start: 10s |
| SIM Card | Nano size, requires 4G/LTE data plan (minimum 30MB/month) |
| Indicator | Status |
| Yellow (SIM) | Constant: Strong signal; Flash: No signal |
| Blue (GPS) | Constant: GPS locked; Flash: No GPS signal |
| Red (Power) | On: Charging; Off: Fully charged |
| Note: | All lights turn off 2 minutes after positioning but reactivate for 10s during commands/calls. |