Features:1) Include a button cell battery: LR41 2) Convenient: easy to read, LCD display. Beeping sound lets you know when measurement is complete 3) Quick: takes 60 seconds to measure body temperature, can be used orally, rectally and under the armpit 4) Accurate: ±0.1°C, ±0.2°FInner packing: 1pc/color boxOuter packing: 96pcs/carton Carton dimensions: 33.5 x 27.5 x 22cm N.W.: 4.5kg G.W.: 5kg