Kratax 9V Rechargeable Li-ion Battery -850mAh,8-Pack PP3 9 Volt Block Batteries with Charger,High Performance 6f22 Square for Smoke Detectors, Remote Control Car[8batteries+1Charger]

850mAh High Capacity: Kratax brand new 9V Rechargeable Batteries has 850mAh, Cycle life can reach 1000 times. 9 Volt square 6F22 lithium battery has 40% higher capacity than other brands of 600mAh lithium-ion battery, full charge voltage: 8.4V-8.7V, maximum output current: 2.3A, larger capacity and ultra long lasting. The service life is 3 times that of alkaline batteries and 5 times that of carbon batteries.

Fast 9V Battery Charger: Our smoke alarm battery 9v pack can be charged separately,and full charged about 3.7 hours;Easy to charge for those lithium 9v battery through connecting charger with any device have USB port,like laptop car charger power bank and wall out .The actual voltage of full charge is 8.4V-8.7V, while all orher brand is 8.2-8.4v;the continue output current is 800mA,max discharge current can reach 2.3A

Wide Compatibility: Our 9v lithium battery is suitable for various electrical appliances such as Wireless Microphone, Multimeter, Electric Guitars, Walkie-talkie, Toy Remote Controls, Smoke Alarm, Smoke Detectors, Cameras, Massagers, Alarm Clocks, Portable Radios, Transistor Radio.

Multi-Protection: CE/RoHS Certified.Kratax PP9 9V battery for smoke alarm is designed with built-in Protection over-charge,over-discharge,short-circuit,reverse polarity,over-voltage,over-current and over-heated,to make sure the safety for over-night charging

Low-carbon and environmental: It does not contain any toxic and harmful heavy metal elements and substances, such as lead, mercury, and cadmium. Low self-discharge, is about 0.03% per month, which is less than 1/100 of Ni-MH batteries, the weight of our battery is 30% lower than Ni-MH batteries.

You will get:8pcs 9v batteries,1pcs 4-slot 9v charger,1pcs charging cable,user manul