"No Standalone lithium batteries are sold with the product". For your safety, please do not disassemble the flashlight without permission. If the flashlight is at low power, please use the USB cable for charging. Specification: 1. Light source: Daylight White 2. Power: built-in lithium batteries 3. Waterproof: Yes, IPX4 (Can't dive) 4. Irradiation distance: Max 2600 feet(800M) 5. Brightness: 12000LM 6. Lighting Mode: high /low/strobe flashing 7. Rated Voltage: 4.2V 8. Material: high-strength ABS 9. Product Size: 19.7x 9.9*13.9cm Package Contents: ●1 x Powerful 12000 Lumens Spotlight ●1 x Micro-USB Charging Cable（Built-in ) ●1 x Shoulder Strap Cord Warning: 1. Charge immediately when the battery is nearly empty. DO NOT leave the battery empty over a long period of time, otherwise it'll be damaged permanently. 2. Please use the anti-overcharge, short-circuit protection, anti-reverse charger. 3. When the batteries don't put into use for a long period, please fully charge the battery, the battery should be charged at least every 3 months. 4. When cleaning the shell, please use a cleaning-cloth dipped with dilute neutral detergent, and make clean with a dry cloth after that. DO NOT wash the light in water. 5. Don't unscrew the lamp, it is easy to break the wire! 6. DO NOT shoot the eyes directly with the light, it would damage the eyesight. 7. DO NOT disassemble the internal components of the product to avoid damaging the parts. 8. DO NOT place the product near high temperature or flammable and explosive sources. If you receive a defective product, we will immediately send you a replacement unit for free. No return required.