Detecto’s P150 mobile high-speed direct line thermal printer is rechargeable lithium-ion battery (included) powered for use with portable scales. The P150 is compact and robust with a long-life printing head and high reliability. It features easy paper handling due to its paper drop-in style, 3.15-in/80-mm per second printing speed, 203 DPI x 203 DPI resolution, and serial and USB connectivity. There are three LEDs to indicate battery status. Charging time is 2 hours for 90 minutes of continuous use. The overall dimensions are 3.7 W x 5.3 D x 2.2 H inches (96 W x 136 D x 58 H mm). Print width is 1.89 in/48 mm, 384 dot. Standard serial printer cable provided.