Is it rechargeable?
This product is not rechargeable
What does COB mean in the description?
COB stands for Chip on Board. Essentially multi mini LEDs are grouped together on a circuit board to act as one light. The result is very bright, energy efficient, shadow free LED light that is far superior to conventional single bulb leds.
Is it waterproof?
This item is very water and weather resistant but is not certified as waterproof.