This Thermal Imager is designed to make your work easier, more productive and effective. 384 x 288 resolution at 50 Hz for real-time capture; a big, bright touch screen with toolbar helps you to fine-tune and analyze images quickly. It features temperature ranges from -20°C to 400°C, 20X continuous zoom, picture-in-picture, voice comment recording and text annotation on images. A Hot/Cold spot marker automatically finds the hottest and coldest spots and includes a memory card, lithium polymer battery & power supply, and USB cable.