"Adopts a high-performance vanadium oxide uncooled focal plane detector; 256 × 192 resolution, wider view and better experience. Measurement range: –20 °C to +550 °C (–4 °F to +1022 °F); measurement error: max.: ±2 °C, ± 2% (±3.6 °F, ± 2%). Has a wide power supply range of 12 V DC ± 25%,"