TotaLohan M8 Flashlight Torch,Waterproof and 5 Modes Handheld Flashlight with Battery and Charger FIVE LIGHT MODES: 3 Brightness Levels and Strobe, SOS emergency modes POWERE SOURCE: 1pc 18650 Lithium-ion Battery ( included) or 3pcs AAA Battery ( included) ADVANCED DESIGN: Skid-Proof design & Water Resistant design (Impressive performance among handheld flashlights) ZOOMABLE FUNCTION: adjustable focus range for different usage, stretching to adjust its focus. WATERPROOF: daily life waterproof only. It is OK in the rain but shouldn&#039;t toss it in the pool or a lake. Built-in waterproof ring and the light case is completely sealed. It protected against splashing water from all angles. 5 MODES: High / Medium / Low / Strobe / SOS. POWERE SOURCE: 1pc 18650 Lithium-ion Battery (Not included) or 3pcs AAA Battery (not included) PORTABLE: 5.4 inches L x 1.6 inches width. Taclight is small enough to fit in your pocket, handbag, or car compartment, so you can take it with you wherever, whenver