Nikon 1 S1 Battery - Replacement for Nikon EN-EL20 Digital Camera Battery (1300mAh, 7.4V, Lithium-Ion) - Walmart.com
3pcs 1200mAh EN EL20 EN EL20 ENEL20 Camera Li Ion Battery + USB LCD Charger for NIKON 1 J1 J2 J3 S1 Camera Drop shipping z1|Digital Batteries| - AliExpress
Midwest Photo PROMASTER EN-EL20 XtraPower Lithium Ion Replacement Battery for Nikon
2Pcs 1200mAh EN EL20 EN EL20 ENEL20 Rechargeable Li Ion Battery + Charger for Nikon 1 J1 J2 J3 S1 Camera Drop shipping z1|en el20|en-el20 batteryli-ion battery rechargeable - AliExpress
Vivitar NB EL20 7.4V 1500mAh Li-Ion Battery for Nikon EN-EL20a - Walmart.com
Amazon.com : Bower ENB-NEL20 Energizer Digital Replacement Battery EN-EL20 for Nikon 1 J1 and J2 (Black) : Digital Camera Batteries : Electronics