I bought two extra batteries for my Arlo Cameras, so having two batteries at the ready using Arlo cameras easy. They seem to charge a little shower than having a cord plugged directly into a camera, but in my case, having extra batteries, these work perfectly.
LCD Battery Tester For Universal Battery Types - AA, AAA, C, D, 9V, CR2032, CR123A, CR2, CRV3, 2CR5, CRP2, 1.5V/3V Button Cells With Included AAA Battery
29 Review
TalentCell 12V Lithium-Ion Battery Pack For LED Strips, CCTV Cameras & More β Rechargeable With Multi-LED Indicator
44 Review
EBL Rechargeable AA Batteries 2300mAh - Long Lasting Battery (8 Counts) + Charger for AA AAA Batteries
47 Review
π EBL Battery Charger Combo: Rechargeable AA Battery 2800mAh (4pcs) and AAA Battery 1100mAh (4pcs) + Charger for AA/AAA/C/D NiMH Batteries
39 Review