The Zoom AD-19 Power Adapter with DC-Hirose Cable Kit from B&H includes the AD-19 AC adapter and the DHC-1 DC-to-Hirose cable. When not on the go, it allows you to power you Zoom F4 or F8 multi-track field recorder from a 100-240 VAC source by connecting the output of the AC adapter to the unit's 4-pin Hirose power connector.
Zoom AD-19D 12V AC Adapter for F4, F8, TAC-8, and UAC-8
The Zoom AD-19D is a 12V AC power adapter. It is intended for use with the Zoom F4, F8, TAC-8, and UAC-8 devices.
Zoom DHC-1 DC to Hirose Power Cable for Zoom F8n, F8 & F4 Field Recorders (10")
The 10" Zoom DHC-1 is a DC to Hirose power cable designed to connect to a Zoom AD-19 power adapter (available separately). It allows you to provide AC/DC power to your Zoom F8n, F8, or F4 multitrack field recorder as an alternative to battery power.