BST-30 for Sony Ericsson Lithium-ion battery Suitable for Sony Ericsson T220/T226/T230/T238/T290C/T290I/Z200/Z208/K300C/K500/K500C/K506C/K508C/K700C/ J200C/Z500/J210/T237S/Z320i/BST-30 1)Color:white 2)StandardVoltage:3.7V 3)Guaranteetime:1year 4)Normalcapacity:1050mAh 5)CellchemistyPCM:Li-ionbattery 6)Workingtemp.:-10-+50°C 7)DoubleICandNTCPCBofferover-discharging,over-charging,over-currentandshort-circuitprotection 8)Safetyandstable:Hi-techlithium-ionbattery,undergoesdroptest,smashtestandacupuncturetesttoensurenofireand explosioninbreaking 9)Batterychargingtime:approx.5hours Special service:OEM available Since our foundation in 2000, E-LINK TECHNOLOGY CO., LIMITED have been covering the business of R&D, production and marketing for Li-Ion & Li-polymer Battery packs and Charger Solution. OEM & ODM are our main running direction. We can produce most kinds of mobile phone battery.for more information,please feel free to contact me.