Fast charging speed: 3x faster than conventional wall chargers; you can charge iPhone 13 from 0% to 50% in 30 mins and charge your Samsung phones at full speed. The USB c charger block supports PPS, power delivery 3.0, and quick charge 3.0. Small and portable: Voltme 30w 2-in-1 charger takes less space (63% smaller) while retaining the same power! The pronge plug is foldable, it fits easily in your backpack or handbag, has superior portability, perfect for travel, home, and office. Durable & safe: lifetime of Voltme power block 30w is more than 30,000 hours. Supports charging of MacBook air, tablets, phones, and other devices with over-voltage, overheating, and short-circuit protection to keep connected devices safe.