Note: 1. Never put the LED light directly into the eyes of people or animals.Continuing to watch the light for 10 seconds may result in poor vision blindness. 2. Please do not overvoltage charging, large current charging, large current charging, large current discharge, overcharging, or over-discharge due to battery and lifespan. 3. If you do not use it for a long time, please remove the lithium ion battery from the device and store it in a dry place.Please do not mix batteries with different performance and remaining amount.When using multiple lithium-ion batteries in a sequence, it may cause fever as it may occur due to the charging condition or the mix of batteries of different performance. 4. Please be aware that the design and specifications may change without prior notice.