Thank you for viewing! This is a brand new, unused Omron electronic thermometer MC-688. ✨ ・Although it is new and unused, the box has deteriorated, so please check the photos. ・MADE IN JAPAN (Made in Japan) ・The only difference from the MC-687 is the packaging; the contents are the same. ⭐︎Quoted from the following site⭐︎ • Measurement method: For underarm use only, predictive (approx. 15 seconds) + actual measurement • Measurement range: 32.0～42.0 ℃, 0.1℃ display • Accuracy: ±0.1℃ (compared in a constant temperature water bath) • Size/Weight: 136.8×20.1×12.8mm, approx. 14g (including battery) • Battery: CR1220×1 (replaceable, with remaining battery indicator) • Features: Flat temperature sensor for easy contact / Buzzer + light notification for completion / With storage case • Service life: 5 years • Medical device certification number: 229AGBZX00037000 This is a lightweight, highly accurate electronic thermometer for underarm use that can measure in about 15 seconds. ⭐︎We strive for safe and courteous transactions. ⭐︎We welcome purchases without comments. Thank you.