【If you need to buy batteries or other styles flashlight， please visit my store.】LED Flashlight Material: Aluminum Alloy Power Source: 1*18650 Li-ion battery or 3x AAA batteries Max Brightness: 2000LM Irradiation distance: 200 ~ 500m Water-resistant (IPX8): 5 grade Shock-proof: approx 1.5M. Length: 138mm; 161mm Head Diameter: 39 mm Bottom Diameter: 29mm Net Weight: 138gBattery Charger Power Adapter Input: 100V-240V， 50/60Hz; Output: DC 4.2V; 500mAh Plug Type: US Battery Charger Input: 4.2V， 500mAh Output: DC 4.2V; 500mAhBatteryQuality: 2pcs Material: Li-ion Battery Voltage: 3.7V Size: 65x18mm Weight: 92gPackage included: 1 x CREE T6 Flashlight / Torch 2 x 18650 Rechargeable Battery 1 x Power Adapter 1 x Car Charger 1 x DC Charger