HQRP High Power Tactical 3W 625nm Red LED Flashlight with Adjustable Focus for Night Astronomy Viewings or"Star Party" / Night-Time Astronomy/Astronomy Hobby plus HQRP UV Meter HQRP&reg; 625nm RED LED Flashlight with ZOOM plus HQRP&reg; UV Meter; Three Mode: High Light / Low Light / SOS Flash; Wavelenght: 625-630nm; Low power consumption; High Power LED: 3 Watt; Water resistance, Aluminum body; Color: black; Battery by: 3 x AAA batteries(NOT Included) or 1 x 18650 battery(NOT Included); 200 days warranty!