【Exclusive for Z1/Z2/Z760/Z880 Speedlite Flash】 This triple USB charger is exclusively designed to charge 7.4V/2600mAh rechargeable batteries for NEEWER Z1, Z2, Z760, and Z880 series of speedlite flashes, compatible with Sony Nikon Canon cameras 【Triple Slot USB Battery Charger】 This flash battery charger allows you to simultaneously charge 3 batteries (DC 8.4V 1.3A) at home, at the office, or on the go. The indicator lights remind you of the current charging status of each battery, even in the darkness 【Efficient Charging Options】 Simply plug the included AC power cord (US plug) into the left port for effortless charging. Alternatively, connect the right micro USB port with a USB A charging cable (not included) for 5V/2A charging of smartphones, tablets, laptops, etc. 【Intelligent Multiple Battery Protection】 Integrated circuit protection system protects this flash battery charger from over voltage, over current, short circuit, high temperature, overcharge, and electric shock accidents, ensuring fast charging without causing harm to battery life 【Compact & Portable】 Small, lightweight, and portable, this USB charger can slip into your bag without taking up much space and always be readily available for filming on the go