Best seller. Dual function laser pointer and super bright LED flashlight with swivel keychain. Solid metal construction and metallic color finish with silver trim. Environmental friendly lithium batteries included(replaceable). More than 18 months on shelf time. Laser wave-lengthrange:650NM500 yards. Max output less than 5MW.FDA and CE approved. Great gift for key holder, key tag, key chain, key ring, presentation. Battery power protection tab inserted. Please remove it from the barrel for initial use.