Lithium Ion Battery - 3.7V 2000mAh : ID 2011 : $12.50 : Adafruit Industries, Unique & fun DIY electronics and kits
Li-ion Battery 3.7V/2000mAh – Flat - Gamasonic USA
Coating of a Novel Lithium-Containing Hybrid Oligomer Additive on Nickel-Rich LiNi0.8Co0.1Mn0.1O2 Cathode Materials for High-Stability and High-Safety Lithium-Ion Batteries | ACS Sustainable Chemistry & Engineering