XTAR VC4SL Upgrade Version VC4S Smart Rechargeable Battery Charger Type C 4 Bay Fast 18650 Charger with LCD for 3.7V 3.6V Li-ion Battery 10440 14500 18650 21700 26650 and Ni-MH Ni-CD AA AAA

Customers find this battery charger to be the best they've owned, with customizable features and a nice display. They appreciate its capability to charge different types of batteries simultaneously and consider it well worth the money. However, the charging capacity and compatibility receive mixed feedback, with some customers noting it requires Quickcharge and others mentioning limitations with 26650 batteries. Additionally, the accuracy receives criticism, with one customer noting the voltage display shows approximations in 0.3V increments.