Material: ABS, PP Specifications: Battery: 500mAh, 14500 Lithium Battery Motor: 2-inch Brushless Motor Input Voltage: DC 5V Weight: 65 g Rated Power: 2W Dimension: 61X27X117 mm Quality Inspection: Qualified Product Features: 1. Compact body yet strong wind; easy to carry. 2. Creative detachable front net for easy cleaning of fan blades. Caution: 1. Keep away from children during use. 2. Do not disassemble or adapt this product by yourself. 3. Do not use in places with high humidity or high temperature. 4. Confirm that the charging voltage does not exceed the specified voltage