Just got this battery for a friend, it looks like the LiPO construction, but it's hard and everywhere it says it's an Li ION, so what is it? : r/AskElectronics
Welch Allyn 72900 Battery Anybattery 5606
Amazon.com: Razor Battery for Schick F40 Wr5000 Wr7000 Wr9000 Welch Allyn 23600 Sanyo 9307 : Beauty & Personal Care
High Quality Cylindrical Battery 23600 2800mah 3.7v Cylindrical Lithium Ion Rechargeable Battery - Buy Lipo Cylindrical Battery,Small Cylindrical Lithium Polymer Battery 3.7v,Cylindrical Lithium Ion Battery Product on Alibaba.com