✅【Ultra-Long Lifespan – Up to 1500 Cycles】This D-type lithium battery supports up to 1500 charge/discharge cycles, far exceeding traditional alkaline batteries. Durable and eco-friendly, it reduces replacement costs over time. 🔋【High Capacity – 12000mWh of Lasting Power】With a 12000mWh capacity, each battery delivers a steady 1.5V output, ideal for high-drain devices like radios, toys, and flashlights. 💡【Smart LED Indicator – Easy Charging Status】Built-in LED light flashes green while charging and turns solid green when fully charged—no guesswork, no overcharging. ⚡【USB-C Direct Charging – Universal Convenience】No charger needed—just plug the battery into any USB-C port (laptop, power bank, adapter) for fast, hassle-free charging. 🌱【Safe & Eco-Friendly – Advanced Protection】Features built-in smart chip with safeguards against overcharging, over-discharging, and short circuits. Memory-free and reusable for a greener planet.

Experience reliable, high-performance power with our rechargeable D-size lithium batteries. Each cell delivers a massive 12000 mWh of energy at a stable 1.5 V output, ideal for high-drain devices such as flashlights, toys, radios, and emergency equipment.

Built to last, these batteries support up to 1500 charge-discharge cycles, dramatically reducing the need for disposable replacements and minimizing environmental waste.

Charging is fast and convenient thanks to the integrated USB-C port. Simply plug into any USB-C power source—laptop, power bank, or adapter—and the LED indicator will flash green while charging and remain solid green when fully charged, so you always know their status at a glance.

Safety is prioritized with built-in protection against overcharge, over-discharge, short circuits, and overheating, ensuring stable and secure operation every time.

Compact and portable, these rechargeable D batteries provide an eco-friendly solution for both home and outdoor use, delivering long-lasting power wherever you need it.