[USB-C Fast-Charging Design] Built-in high-efficiency USB-C port with included 2-in-1 cable, compatible with power banks, laptops, and car USB ports—no extra charger needed. Smart LED indicator flashes during charging and stays solid when full. [650 mAh High Capacity] Premium Li-ion cells deliver 650 mAh of long-lasting power with stable 9 V output. Perfect for smoke alarms, wireless microphones, multimeters, and other high-usage devices—no more constant swaps. [2-Hour Rapid Recharge] Advanced USB-C 5 V/2 A fast-charge technology fully recharges in just 2 hours. Smart IC auto-cutoff prevents overcharging and protects battery health. [Up to 1500 Charge Cycles] Rigorously tested for up to 1500 charge cycles—far above standard rechargeable batteries. Retains ≥80% capacity after 1500 cycles for cost savings and eco-friendliness. [Comprehensive Safety Protection] Integrated OCP, OVP, ODP, SCP, and OTP safeguards in a shock-resistant polymer casing.

⚡ Fast USB-C Charging: Recharge in just 2 hours with any USB-C port—no special charger needed. Built-in LED shows charging status.

🔄 Long-Lasting Power: Up to 1500 charge cycles and 650mAh capacity reduce battery waste and save money over time.

🛡 Advanced Protection: Smart chip prevents overcharging, overheating, short-circuiting, and over-discharging for reliable performance.

🌎 Wide Use & Eco-Friendly: Perfect for smoke alarms, guitar pedals, toys, meters, and more. Eco-conscious design cuts down on disposable batteries.

📦 Complete Package: Includes 2× 9V rechargeable lithium batteries
1× USB-C cable ready to use out of the box.