【Specifications】Battery type: Li-ion. Color: Black. Voltage: 11.39V. Capacity: 49.9Wh/4380mAh. New from Manufacturer. Up to 1000 recharge cycles over the life of the battery
【Operating life and certification】Cobalt Proportion: >98%. Upgrade chip -- Up to 1000+ recharge cycles over the life of the battery,Each products has undergone rigorous testing to ensure the correct voltage, circuit protection, stable current, low self-discharge and CE / FCC / RoHS Certified for safety .
【Why Choose Us】We export worldwide and hold national certifications. Our professional engineer team provides step-by-step installation guidance, and every purchase includes 12 months of reliable after-sales service.