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Brand:Ultrafire
Type:18350 3.7v rechargeable Li-ion battery
Capacity:1200mAh
The voltage of full charge and cut-off discharge is 4.2V and 2.75V
Package includes 2PCS Ultrafire 18350 3.7v Rechargeable Li-ion battery.
Please fully charged befor first use.
Don t heat, incinerate or reverse polarity.