Thank you, have a nice day There are 3 brightness levels (low, medium and high) and 16 dimmable color modes in warm light mode. No button but a full touch surface, you can easily turn on the light at night (just press 2-3 seconds). Dimmable mood table lamp, bedside table lamp with color change. After about 3 hours of charging, this LED lamp with built-in 1200mAh lithium battery is turned on for 10-12 hours (via USB cable). Low energy consumption for longer life. With a height of only 23 cm and a small footprint, it is extremely space-saving. Night light perfect as a gift for families or friends, and suitable for table decorations in living room, cafe, restaurant, bar, disco, club, campsite, etc. Power source: built-in lithium battery Function: warm color three-level dimming, six fixed light colors, streamer gradient Package type: Official standard Size: 95*120mm Usage time: 12 hours Whether support for APP: No Control method: touch Color classification: Wood grain Shell material: plastic Power: 3W Power supply: 5V