Super small portable battery with 20000 mAh power - Promate Bolt-20

Bolt-20 is designed to provide a strong and portable backup battery. Thanks to a capacity of 20,000 milliampere-hours, it offers faster charging through dual USB ports. Voltage regulation ensures optimal power supply to each device, and Bolt-20 is compatible with all devices that use a USB port. Product specifications: Rechargeable battery with a capacity of 20,000 milliampere-hours: Effectively charge any smartphone using the Promate portable battery. With a capacity of 20,000 milliampere-hours, you can fully charge most smartphones multiple times, approximately 4 times depending on battery capacity. The battery comes with two USB ports, making it ideal for charging your phone. Dual USB ports: The Promate portable battery features two USB outputs of 2 amps. You can use the battery to charge two devices at the same time, making it a versatile accessory. Universal USB charging output: Charge a variety of USB devices with this battery. It features a universal USB charging port; simply connect any USB charging cable to recharge your devices — and benefit from the additional 20,000 milliampere capacity it provides. Charge your devices anywhere: This Promate battery gives you the freedom to charge your smartphone or tablet anywhere, as it is small and portable enough to take with you wherever you go. Built-in protection: Bolt-20 features an integrated smart protection system that safeguards against electrical surges, overcharging, and over-discharging. This system ensures your devices are safe during charging. Charge two devices at once: It includes two USB ports, meaning you can charge two devices simultaneously. Slim and compact size for easy carrying: Thanks to its sleek, compact design and convenient size that fits easily in a pocket, the Promate Bolt-20 is perfect for travel and daily use, easily fitting into any backpack. Technical specifications: • Battery capacity: 20,000 mAh (74 Wh) • Battery type: Lithium polymer • Input: USB-C™ port at 5V/2A • Micro-USB input at 5V/2A • Total output: 5V/2A • USB output 1: 5V/2A • USB output 2: 5V/2A • Charging time: 10 hours