Xiaomi Mijia DC Frequency Conversion Tower Fan Summer Cooling Bladeless Air Conditioner Cooler for Home Office Desk Tower Fan Basic parameters Product name: Mijia DC Frequency Conversion Tower Fan Product model: BPTSO1DM Product gross weight: 5.3kg Product net weight: 4.3kg Rated voltage: 220V Rated power: 22W Rated frequency: 50HZ Product type: column fan Noise: ≤63dB (A) Power cord length: 1.6m Wireless connection: Wi-fi IEEE 802.1 1b / g / n 2.4GHZ Product size: 310X310X1111mm Executive standard: GB4706.1-2005, GB4706.27-2008, GB4343.1-2018, GB17625.1-2012, Q / ZXYDO009-2020 packing list: Tower fan body × 1, front chassis × 1, rear chassis × 1, instruction manual × 1, special wrench × 1, M5 screw x2