Product Model :617A Product size :25 * 123 mm Product color: black/White Product use scenarios: night, power failure, mountain climbing, camping, fishing, etc. Built-in 18650 large capacity battery, battery life greatly improved endurance. It is a flashlight and a portable power bank, can charge the phone without fear of the phone running out in the dark. Four-level brightness adjustment. (Strong light, Weak light, Explosive flash, Floodlight) IPX6 waterproof, circuit insulation protection design. 30° wide Angle, 200 meters distant light, rainy days & foggy Weather Instructions: – 1W flow lamp – 3 gears adjustment – It lasts 8 hours – Charge for 3-4 hours – The 18650 has a built-in lithium battery – LED floodlights -This product has the function of charging bank