How to use: 1. Open the battery cover at the bottom, install 4 AAA batteries(not included), and press the ON/OFF button. If the indicator light flashes green every 3 seconds, the product normally begins to work. 2. Press the MODE button to switch the functions: Mode 1: Press MODE button and the indicator light shows green, the product works for 30mins, and it will circularly work 4mins after regular stop for 2 hours. Mode 2: Press MODE button and the indicator light shows yellow, the product works for 20mins, and it will circularly work 150 seconds after regular stop for 1 hours. Note: When the refrigerator capacity is over 250ml or when the refrigerator is full of strong smell, please choose mode 2. Moreover, please do not put the product in the freezing chamber, instead, it should be put in the upper section of the cooling chamber, as the ozone is heavier than air and it will automatically sink and diffuse. Specifications: Rated voltage DC 6V Power 0.5W Ozone density ≥ 2mg/h Space range ≥ 250L Key button 1 * Mode; 1 * Power source Power supply 4 * AA alkaline battery (Not included) Color White + Blue Product size Approx. 147g / 5.19oz
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