*** Only available below 6,000 ft altitude, or will not work. *** Can the coffee maker be taken on a travel/camping trip? Yes, its compact size allows it to easily fit into a backpack or luggage. Please note that the destination's voltage standard (only applicable for 120V) and altitude (below 6000 ft). How should I properly place my coffee capsules or powder? Reusable Filter: Fill powder to 70-80%, check silicone ring, ensure proper sealing of filter. Capsules: Puncture bottom when inserting, puncture top when closing. What does the flashing blue light at the ON/OFF button mean? When you press the button and hear a "click" sound then it will start flashing blue light, which mean the coffee maker being working. What is included in the box? 1 * White Single Cup Coffee Maker (with a two-pin UL plug and a 100cm power cord), 1 * Removable Drip Tray and Stainless Steel Cover, 1 * Water Filter Basket, 1 * Instruction Manual (Note: Mug and Capsule are NOT Included.) When should I clean my coffee machine, and how often should I do it? Depending on your usage frequency, descaling & cleaning is recommended every 1-3 months. Please refer to the detailed steps below. ---- TIME TO CLEAN ---- Pumping Less or No Water ? Preparation: Vinegar and water (1:3 ratio) or a pre-made descaling liquid. Using a sharp item like a paper clip or a toothpick, dredge the four holes on the top lid.Take out and clean the reusable coffee filter and water filter basket.Pour half of the vinegar water into the reservoir and start brewing.Add the remaining portion to the reservoir and brew again after 1 hour.