Product Name: Mini LED Whistle Lamp (62-SF1932) Model NO.: 62-SF1932 Surface Preparation of ReflectingCup: Smooth Material of Reflecting Cup: Plastic Battery Type: AAA With Light Source: With Light Source Material: ABS Light Range: <50m Power Supply: Dry Battery Charging Type: Nonrechargeable Lighting Period (H): 1-2 Bulb Type: LED Feature 1: Can Be as a Warning Trademark: OEM Transport Package: OPP Bag, Color Box, Display Box Specification: 80*40*20mm, 20.5g Origin: Made in China HS Code: 9405409000 Product Description LED Whistle Lamp* LED Bulb: 10pcs SMD LED* Output: 54 lumens* Light power (1Meter): 18 lux* Light range (1Meter): 8 meters* Material: ABS * Product size: 80*40*20mm, 20.5g* Switch function: High/ Low/ Strobe (fast)/ Off* Powered by 1*AAA battery, NOT INCLUDED* Alkaline battery running time: 2.1 hours* With a key ring and a whistle* Color and Logo can be customized* Package can be customized