Contec Alcohol Tester Black KE-303

【Cautions for using electrical products】 When using electrical appliances, please note that the voltage is different from that of Japan, which may cause malfunctions. Since the plug type is Japan type(A or B type), please check the voltage and use a transformer. Please note that a transformer is different from a conversion adapter. We are not responsible for malfunctions caused by use without a transformer. Size: Approx. 6 x 2.4 x 10.5cm, Weight: Approx. 83g Set contents/accessories: Main unit, mouthpiece x 10, special case, instruction manual (warranty included), test batteries (AAA alkaline batteries x 2) Power source: AAA alkaline batteries x 2, warm-up time: 10 seconds, blowing time: 6 seconds Detection method: Electrochemical sensor, display range: 0.000 - 1.000mg/L, accuracy: +-0.03mg/L Number of data memory items: 5 items (from the 5th item onward, the 1st item will be overwritten), Operating temperature: 10 to 40 degrees, Sensor life: 2500 times/1 year from purchase