Brand: Fengxing outdoor charging operating temperature: 50 Product type: medium rate Product certification: MSDS discharge operating temperature: 50 Specification: blue skin 6800 (large amount can be negotiated), Fengxing outdoor 2400 - disassembly, Fengxing outdoor 2800 power battery, neutral purple skin 8900, Fengxing outdoor 2400 - brand new, Hongli 18650 flat head 1200 mA, Hongli 18650 flat head 800 mA Chemical type: lithium ion protection function: storage temperature with explosion-proof valve: 0-60, - whether imported: not imported