Mini digital coin scale 0g-300g max

Mini Digital Scale in a handy miniature size. Weighing range 0.01–300g, weight tolerance +/- 0.03 g. Illuminated LCD display with automatic switch-off after 60 seconds to conserve battery. 6 different weighing units: g, oz, ozt, dwt, ct and gn. Zeroising function. The detachable protective cover can be used as a weighing pan.
need 1* CR2032.
Overall size: 45 x 76 x 13 mm (1 3/4 x 3 x 1/2")