Description Designed to extend an optic’s battery life, the Mini QD External Battery is a picatinny-mounted battery pack that delivers continuous charging with a universal USB Type A cable. With a battery life indicator and a durable flame-retardant ABS body, this external battery pack is a great addition to any shooter’s toolkit. (note: only compatible with the 4K max and Mini with the USB C connections and not compatible with HD versions that have the USB micro adaptors.) Included in Package USB Cable Magnetic USB Cable Features Rechargeable lithium-polymer battery Patent-pending toolless quick detach mount 6,000 mAh capacity Powers devices with all USB formats Flame retardant ABS body Battery life indicator LED EXPORT CONTROL NOTICE: This product is controlled for export and in-country transfer under the Export Administration Regulations (EAR). division contrary to U.S. law prohibited. Specifications Battery Type Lithium Ion Rated Capacity (MilliAmpere-hour Rating), mAh 6,000 Input Voltage, V 5.0 Input Amperage, A 3.0 Output Voltage, V 5.0 Output Amperage, A 3.0 Battery charge indication Yes Input type for battery charging USB C Output type for battery power Universal USB Type A Mount Type Picatinny Body material Flame-retardant ABS Charging temperature range (F/C) 32-113/0-45 Discharging temperature (F/C) 32-140/0-60 Length, in/mm 4.01/102 Width, in/mm 1.71/43.5 Height, in/mm 1.27/32.5 Weight, oz 5.4