Rechargeable 21700 Li-Ion battery with a USB-C

High-performance, reliable, and designed for demanding environments. This premium 21700 Li-Ion rechargeable battery is the perfect power source for your diving gear. Featuring an integrated USB Type-C charging port, it allows for direct, fast, and convenient charging without the need for an external charger—perfect for dive trips. Built-in safety circuitry protects against overcharging, over-discharging, and short circuits, ensuring maximum reliability under water and on the surface.

• Type: 21700 Li-Ion

• Charging: Built-in USB Type-C port (LED charge indicator)

• Key benefit: Easy charging anywhere, ideal for travel.