... 2.1 year warranty time 3.Welcome your OEM & ODM For charger battery pack (PC-1273100 8000mah),rechargeable batteryType: polymerSpec: 1273100Volt: ... 3.7vCapacity: 8000mahPack way: polymer cell+PCM+2 wiresApplication for solar charger.Advantage:1.Competitive price & prompt shipment2.1 year warranty time3 ... ,passed CE, UL,RoHS, SGS, ATC, REACH, ISO9001:2000 For charger battery pack (PC-1273100 8000mah)