BONAI Rechargeable 9V Batteries 600mAh High Capacity, (4 Pack) 9 Volt Lithium Batteries for Smoke Alarms Metal Detector etc - Long-Lasting & Economical;

Bonai 9V Rechargeable Batteries:
1）Pre-charged and can be used immediately out of the package.
2）No memory effect and High Capacity 600 mAh.
3）Can be recharged up to 1200 times when fully or partially drained which makes it extremely economical, and provides an expected life similar to that of the device in which it is used.
4）Improved low self-discharge makes it still maintain 80% of capacity after 3 year of non-use
5）Extensively used. Bonai 9V rechargeable batteries are greatly designed for enhanced performance for high drain applications such as: R/C controller detector, emergency location transmitters and beacons, paintball guns, GPS, LED lighting devices and other portable high drain digital electronics delivering dependable power allowing you to maximize your music, gaming, computer, photography and other experiences .
Package:

Bonai 9V 600 mAh Li-ion Rechargeable Batteries * 4 Pack