... 32650/5ah 2,2000 cycle life 3, LiFePo4 4. High capacity Appliance scope Power tools, Cordless phones, two-way radio ... test 3,heavy impacting test4, cold and hot shock tests 5,high-low temperature adaptable test6, thermal failure ... test7,negative pressure safety test8,long-term placement at high-low temperature Rechargeable 32650 cylindrical battery ...