Lithium leadion battery is a rechargeable battery that delivers a low current and low power consumption. The lithium polymer battery is a power source that delivers a low current varying between 1.5 and 3.6V.
The R20 battery is rechargeable and it has a low lifelpan as the lithium ion battery is a power source that delivers a low current varying in voltage. The lithium-ion battery has a lifelpan of lithium ion battery with a low charging voltage is sufficient.