Thank you again for the follow up. Nice to know it's adjustable and reversible.
I am debating whether it's worthwhile on these 3 mode lights
Charger Nitecore Intellicharger new i2 2016, updated version
The i2 charger gets an update once in a while,
I am going to buy some E27 LED retrofit lamp to replace old bulbs of my garden lamps. Some brands I am thinking about: GOOD LIGHT, SLT-TECH, GE.