Temperature measurement range: -10 °C to +250 °C (14 °F to 482 °F), Alignment options Near: <23cm (9 in) from target, Alignment options Far: >23cm (9 in) from target, Field of view: 28° x 28°, Built-in visual camera, Infrared heat map and visual image blending, Storage medium: 4GB micro-SD, Battery life: 8 h, Batteries: AA (4)