Features dual electrode capacitive sensing technology, which we call "Swipe-To-Shine"; 4 Functions - High Power, Variable Dim, Low Power & Strobe * LED Color: White; Lumens: High - 16 | Low - 2; Run Time: High 9 hrs.; Low 64 hrs.; Battery Type: 2-2032 Lithium batteries included - replaceable * Dimensions (Length x Width x Diameter): 3.18" x 1.09" x 0.43" 8.08 cm x 2.77 cm x 1.09 cm; Weight: 0.53 Oz (15g) * Temperature Operation Range: From -4 degrees F/-20 degrees C to +104 degrees F/+40 degrees C * Thumb grip pad for non-slip control; Versatile S-Biner Stainless Steel Double Gated Carabineer Clip attaches securely and releases easily