Description:100% Brand New CX-30W Battery Set Battery: 3.7V 700mAhCharger: Ugrade 5in1 USB ChargerUsage: For Cheerson CX-30WPackage including:4 PCS Batteries1 PC 5in1 ChargerCAUTIONS:1) Batteries are made of li-polymer, sometimes, hard shake or heavy crush during the delivery might cause damage inside. If batteries arrived swell up/inlafted, please stop using them and contact us in time.2) Never charge the battery in series. And be sure each single cell has a separated charging circuit, better to charge with a balance charger. 3) Battery falls under category of flammable goods, do not store or use near heat/open flame/other flammable materials (like carpet).
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