The Borofone BJ18 Coolmy external battery is a practical and powerful solution for portable charging, having a capacity of 20000 mAh (74 Wh) and a nominal capacity
of 11800 mAh. Equipped with two USB-A ports, it allows the simultaneous charging of two devices with a total output of 5V/2A. It supports charging via USB-C, offering
flexibility in use. A digital LED display indicates the battery level in real time, and the additional desk lamp function adds extra utility. The casing made of
fire-resistant ABS and PC along with the lithium-polymer battery ensures durability and safety. With a compact and robust design, the BJ18 Coolmy
is the perfect choice for travel, office, or everyday use.
Features:
- Capacity: 20000 mAh (74 Wh)
- Nominal capacity: 11800 mAh
- Output:USB-A1: 5V/2A
USB-A2: 5V/2A
- Total output: 5V/2A
- Display: Digital LED for battery level + desk lamp function
- Material: ABS + PC with fire-resistant casing + lithium-polymer battery
- Dimensions: 148 x 68 x 28 mm
- Weight: 428 g
- Robust and multifunctional design, ideal for daily use and travel