Tektite Strobe 3500 Hi-Power, Multifunction LED Strobe Strobe, hook and loop Strap Tektite Strobe 3500 Durable, Polymer Version of Tektite's Strobe 3500 XL Expedition Significantly Brighter Output, Better-Battery-Life than Strobe 300 Lamp: High-Intensity 10-Watt LED Strobe