"Ajax Wireless Security 6V PSU for Hub 2 / Hub 2 Plus // https://ajax.systems/products/6vpsu/ Compatibility: Hub 2 and Hub 2 Plus Recommended batteries: Zinc air and alkaline batteries with 4.2-16 V operating power Input voltage: 4.2-16 V Output v

"Ajax Wireless Security 6V PSU for Hub 2 / Hub 2 Plus // https://ajax.systems/products/6vpsu/ Compatibility: Hub 2 and Hub 2 Plus Recommended batteries: Zinc air and alkaline batteries with 4.2-16 V operating power Input voltage: 4.2-16 V Output v