| Specifications: | |
| Model Number: | SA250 |
| Frequency Range: | 133-177Mhz / 195-280Mhz / 395-520MHz |
| Connector: | BNC Female |
| RF Output Power: | 1-1.5V(5-10db) |
| Frequency Step: | 0.1/1/10/100/1000KHz |
| VSWR Range: | 1.00-19.99 |
| ZRX Range: | 0-999.9 |
| Power: | 3.7V 900mah ,Li-ion 14500 |
| Charge Power Supply: | DC5V> 500mA |
| Frequency stability: | <0.5PPM |
| Sweep width: | 300KHz / 1.5MHz / 3MHz / 6MHz / 12MHz / 24MHz / 42MHz / 75MHz (75MHz is only valid in 395-520MHz paragraph) |
| Charger indicator: | Two-color LED Hidden (when not charging) there are three instructions state: 1, charging (red) 2, charging is completed (green) 3, Battery fault (flashing) |
| Charger Power: | Standard Micro USB connector |
| Scan step: | 1KHz/5KHz/10KHz/20KHz/40KHz/80KHz/ 140KHz/250KHz (250KHz only valid in the 395-520MHz paragraph)  |