BrainyTrade 3.5W 48 LED Aquarium 2 Mode Tank Clip Lamp White & Blue Light Energy Saving High lightness LED, long life span. Extremely energy saving. Working under safety voltage. Shading degree is adjustable. 2 Mode: Only blue light on, or all white & blue light on. It can be used for water plant and daily lighting. Soft arm can be adjusted by any angles and positions. 40pcs white light LED, 8pcs blue light LED. Recommended aquarium tank size: 30-50cm. Normal operating temperature 20Cto 50C. Light panel size ~ 18 x 4.2cm. Cable length is about: 120cm. Package Include: 1 x 48 LED Aquarium 2 Mode Clip Lamp, 1 x AC Adapter, 1 x User Manual