Features: 1. Built-in buzzer, with emergency SOS alarm 2. Water/dust/drop proof, works normally in extreme environments 3. 22.5W Super fast charging, up to 3X faster 4. Built-in flashlight, press & hold the button for 5s to turn on, strong/soft/SOS 3 mode options 5. Dual built-in charging cables, compatible with various iP/Android devices 6. 4 output ports, provides charging for 4 devices 7. JR-L017: 10000mAh capacity, power up your phone for about 20 hours; JR-L018: 20000mAh large capacity, power up your phone for about 5 days 8. Type-C port supports two-way fast charging 9. Smart digital display, remaining power at a glance 10. Supports QC3.0,PD20W,AFC18W,SCP22.5W fast charging protocols and more Flashlight & buzzer:Press and hold the button for 3-5s to turn on the strong light mode; short press it again to enter soft light mode; short press it for the 2nd time to enter SOS quick flash mode and the alarm sound will be activated; short press it for the 3rd time to turn off the flashlight. Press and hold the button for 3-5s under any above modes, the flashlight will turn off. Accessories: 3A USB-A TO Type-C cable (0.25m), carabiner Specifications: Model: JR-L018 Battery: Lithium Polymer Battery Capacity: 20000mAh 3.7V (74Wh) Rated Capacity: 12000mAh (5V=3A) Type-C Input: 5V=3A, 9V=2A, 12V=1.5A USB-A Output: 4.5V=5A, 5V=4.5A, 5V=3A, 9V=2A, 12V=1.5A Type-C Output: 5V=3A，9V=2.22A，12V=1.67A Type-C Cable Output: 4.5V=5A, 5V=4.5A, 5V=3A, 9V=2A, 12V=1.5A Lightning Cable Output: 5V=2.4A Multi-port Output: 5V=3A(Max) Size: 151*68*30mm Material: PC+ABS fireproof material Net weight: 455g