Electronic Ashtray Pocket Scale XJ-6K818 Capacity: 500g Graduation: 0.1g Reads in g, oz, ozt, dwt Tare and auto shut-off Convenint calibration function A plastic lid inside Luminescent backlight LCD display Power: 2 x 1.5V AAA batteries Item size: 10.0* 9.7* 2.9 cm Certification: CE, RoHS Packing: poly bag + gift box Carton size: 23* 22.5* 36cm