Feature:1. ADJUSTABLE DESIGN: Press the switch to switch between 4 color temperatures: neutral light, white light, warm light, RGB light. Long press controls the light brightness (5 percent 100 percent).2. DURABLE MATERIAL: LED bottle lamp is made of premium aluminum alloy, IP54 protection level technology no need to worry about water ingress, can be applied to various outdoor scenes.3. APPLICABLE SIZE: Wine bottle table lamp is suitable for bottle mouths within 3cm/1.2in in diameter, please check the applicable size of the product before purchase.4. PRACTICAL GIFT: Cordless bottle lamp is perfect as a present for your family and friends. You can adjust the light brightness and color as needed, widely applicable.5. APPLICABLE SCENE: LED wine bottle lamp is suitable for many scenes, such as bedside table, dining table, living room, bar, indoor and outdoor lighting.Specification:Item Type: LED Bottle LampProduct Material: Aluminum Alloy, Iron, ABS, AcrylicLamp Bead Type: Using 4010 Type Lamp BeadsBattery Capacity: 4000 MAh 18650 Lithium Battery (included)Control Mode: Touch (Single Point Touch Color Change, The Order Is White Light, Warm Light, Neutral Light, Touch to The Fourth Under The RGB Light, RGB Light Mode for Breathing Color Change, You Can Also Slide Your Finger Color Circle Module to Set The Color, You Can Also Directly Touch The Color Circle On The Color Bit Directly Set The Color)Product Power: 3.5WLuminous Flux: 15006500lmWaterproof Grade: IP54Light Color: Neutral Light, White Light, Warm Light, RGB LightCharging Mode: USB ChargingSuitable For: 3cm/1.2in Caliber Wine BottleProduct Size: Approx. 11x11x14cm / 4.3x4.3x5.5inGross Weight: 375g/13.3oz.Package List:1 x Wine Bottle Light1 x USB CableNote:All data are measured manually, and there are certain errors in the measurement results.