From Manufacturer
Power your ARRI ALEXA 35 with a powerful lithium-ion battery using this four-count, V-mount Core SWX Helix Max 147Wh Batteries & ARRI ALEXA 35 Battery Plate Kit from B&H. The four Helix Max 147Wh batteries feature 14 and 28V dual-voltage capabilities for more demanding camera rigs. Their V-mount connection is compatible with the included battery plate for direct connection to your ALEXA 35.
Use this Direct Connect Helix Battery Plate from Core SWX to power an ARRI ALEXA 35 camera using a Core Helix Max high-capacity V-mount battery pack. The plate provides 20 to 34 VDC input and output, and it mounts directly onto the back of the camera after removing the original B-mount plate. The plate can be used along with the ARRI PDM-1 and AEM-1 modules.
Core SWX Helix Max V-mount battery packs only
Featuring four fast charge bays, this Mach4 4-Position Charger with 4A Rapid Charge is the next generation of smart chargers from Core SWX. The Mach4 is capable of charging four V-mount batteries with a fast 4A charge. It can charge four 98Wh batteries in approximately 1.5 hours at a rate of 4A per hour, which utilizes half the power used by previous models.
The charger is thinner than previous models at 3.15" thick and weighs only 5 lb, making it even more portable when you are shooting in the field. It features red and green status LEDs to indicate charging and full status. Supporting 90-240 VAC input voltage, the Mach4 is worldwide compatible, the housing is made from durable aluminum, and it can be carried using its recessed carry handle.