Mobile Phone Battery for Blackberry 9000 1) cell phone battery with Grade A Li-ion Battery cell; 2) Long standby and talking time.We are looking for worldwide agent for our business battery!!We offerbest services, high quality, fast delivery and reasonable price for mobile phone battery1) Guarantee time: 1 year;2) Cell chemisty PCM: Li-ion battery;3) Working temp.: -10 - +50°C;4) Battery charging time: approx 5 hours ;5) Double IC and NTC PCB offer over-discharging, over-charging, over-current and short-circuitprotection;6) Safety and stable: Hi-tech lithium-ion battery, undergoes drop test, smash test and acupuncture testto ensure no fire and explosion in breaking;7) No memory accumulation, so it provides a full charge every time; Welcome to OEM . Feel free to contact us by email for more details. Prompt reply in 24 hours.Thank you!