The AL1200WP-II offers great features including the 4 level push-button on/off switch, battery-level indicator, and rechargeable 18650 lithium ion battery. With its narrow 10° beam angle this is the perfect light for general purpose diving. The AL1200WP-II offers great features including the 4 level push-button on/off switch, battery-level indicator, and rechargeable 18650 lithium ion battery. With its narrow 10° beam angle this is the perfect light for general purpose diving.Features: AL1200WP-II 1200 Lumens at 6500K color temperature A wide 85° beam angle with a soft edge Rechargeable lithium-ion 18650 battery Four power settings with a color-coded battery indicatorAL450N Tail 450 Lumens at 6500K color temperature A wide 10° beam angle with a soft edge Tail button switch with battery indicatorUnited States customer service from our office in Clearwater, FL