CTyoung 9V Li-ion Battery with Micro USB Charging Port High Capacity of Rechargeable Lithium Batteries 400mAh 2packs

TECHNOLOGY DATA Voltage: 9V Capacity: 450mAh Charging Method:Micro-USB Charging Time:4 Hours Cycle/Recharge:1000 times Output Current: ?500mA   UNIQUE DESIGN Unique Slide Cover Hidden Charging Interface design, slide the cover can easily open or hide the port; The side LED indicator shows the charging progress clearly: RED = still charging, GREEN = finished charging. Rapid, full charging by USB is achieved in 4 hours with an additional 2-year standby time. STRONG POWER WITH CONSTANT 9V OUTPUT Constant 9V output makes the devices work more stable, This lithium 9V batteries are no memory effects, constantly charge and discharge without noticeable reduction of battery life. INTELLIGENT CHIP PROTECTION Built-in intelligent chip provide the batteries with eight group protection, safe and reliable, CTyoung is your ultimate battery choice.