I can say that this is most poweful keychain I seen.

Multi-Functional Keychain Light - This COB keychain light is equipped with 2 size screwdrivers + 1 whistle+ bottle opener + lighter.

Bright Pocket COB Light - This Mini rechargeable flashlight keychain can is powerful enough to emit 500 lumens lights. COB light source technology can provide bright light from multiple wide angles, and can be used for about 2-3 hours. Can work for camping, fishing, repair walking and emergency lighting.

Type-C Rechargeable and Four-grid Power Display - This rechargeable keychain work light is powered by a 500mAh built-in rechargeable battery, Type-C charging cable included for connect it to any USB power source. With power displayto help monitor the power usage in real time as well as charge it when its power is insufficient.

Specifications:

Charging Port: Uses a modern USB-C port for rapid and convenient charging.
Battery Type: Polymer Battery 702030 ensures reliability.
Battery Capacity: With 400mAh, stay powered longer.
Charging Time: Achieve full charge in about 1 hour.

Package Include:

1 x BriteKee W5147 Keychain Flashlight
1 x USB-C Cable
1 x User Manual
1 x Luzolyte Gift Card

⚡️Stock Sells Fast!⚡️