The SPERAS P4 is a powerful side switch rechargeable LED flashlight with 3 imported OSRAM LEDs. Powered by a single 21700 (5000mAh) lithium battery, it could charge up to 4000 lm and 288 m to reach. Users can switch among the 7 brightness settings under the humanized interface. With compact size and functional user interface, it is an ideal flashlight for search, rescue and other outdoor activities. With the lockout feature, users can rest assured that the flashlight will not turn on unintentionally while in their pocket or bag.