The Tosiicop AAA Rechargeable Lithium Batteries, a powerful and eco-friendly addition to any electronics set, bring convenience and sustainability with them. These 4-pack USB-C rechargeable Li-ion batteries, providing 1.5V and 1100mWh storage, are designed to eliminate single-use batteries and reduce electronic waste. Each battery features a 4-in-1 USB to Type-C charger, ensuring fast and efficient charging of your compatible devices. The high-output cable ensures optimal power transmission, reducing charging time and improving device performance. With Tosiicop AAA Rechargeable Lithium Batteries, you're not only powering your gadgets but also making a positive impact on the environment.