... 2.1 year warranty time 3.Welcome your OEM & ODM Li-Polymer battery pack for (PC-054870),rechargeable batteryType: Li-PolymerSpec: 054870Volt: 3.7vCapacity: 1800mahPack way: PCM+2 ... warranty,passed CE, UL,RoHS, SGS, ATC, REACH, ISO9001:2000 For Li-Polymer battery (PC-054870)