Jackrabbit II High Voltage Battery Pack with Charger JR-CH300 Charger for Jackrabbit Battery Packs (110-220VAC) - Belt Clip - Loops for Optional Shoulder Strap - Jackrabbit 2 Year Warranty Up to 700+ on camera flashes per charge (full power). Leave your AC cables at hoUp to 150 UNI 400 on camera flashes per charge (320 w/s) 1 second recycle time 4 second recycle time with Uni400JRg 100% silent operation