Rex

SPECIFICATIONS Number of Pieces: One Unit Material: Silicone Size: length：240mm diameter：46mm Instructions for use: Daytime 1. Direct sunlight for 5 minutes, place it indoors, and use it with the curtains drawn 2. Open the curtains, place the sun on the windowsill for 15 minutes, and use the curtains dark night 1. Put it under the indoor LED light, irradiate for 30 minutes, turn off the light and use 2. Place it under the LED desk lamp (within a distance of 10cm), irradiate for 20 minutes, turn off the lamp and use it   Q&A: The reason why the buyer unpacks and detects no luminous effect after receiving the goods: 1. The afterglow time of luminous products in the dark is only 5 hours to 8 hours 2. The afterglow has disappeared during the logistics 3. The buyer did not absorb light for the product according to the instructions for use   Note:After the afterglow disappears, the method can be used repeatedly to light up again, and the lifespan of repeated light absorption is more than