The Energizer Hardcase H501S was announced in 2019, February With 5.0 inches, 64.5 cm2 (~61.8% screen-to-body ratio) IPS LCD, Powered by Mediatek MT6739 (28 nm) and running Android 9.0 (Pie), the device delivered smooth performance and multitasking capabilities. while the Li-Ion 2500 mAh, non-removable ensured long-lasting usage.