Glo-Toob Lighting Long Life Blue. Waterproof to over 11500 and virtually indestructible Lithium powered Glo-Toobs Long Life Strobe Light can take knocks and bumps in any environment. The Glo-Toob Lighting Long Life Strobe Flashlight is perfect for scuba camping road side emergencies action sports or any extreme situation like covert Military operations. The compact design of the Glo-Toob Lighting Long Life Flashlight allows you to easily carry it in your pocket on your belt or in a glove compartment. Specifications for Glo-Toob Electric Light Stick - Long Life strobe: Dimensions: 2.75 in. x 0.75 in. Weight: 0.075lbs Features of Glo-Toob Electric Light Stick - Long Life strobe: Waterproof to over 11500 Virtually Indestructible Perfect for Scuba Camping Road Side Emergencies Action Sports Covert Military Operations Compact Design Package Contents: Glo-Toob Lighting Long Life Strobe Light Glo-Toob Lighting GTL-B: Long Life Blue