Number of light sources: 15~20 Luminous Flux: <60 Brand Name: NoEnName_Null Certification: ce Style: Contemporary Lighting Area: 5-10square meters Material: aluminum Application: Dining Room Application: Bed Room Application: Foyer Application: Study High-concerned chemical: None Usage: Daily Lighting Installation Method: self-contained Origin: Mainland China Power Source: Rechargeable Battery Item Type: Wall Lamps Base Type: E27 Shade Direction: Up & Down Installation Type: Wall Mounted Is Bulbs Included: Yes Light Source: LED Is Dimmable: Yes Is Smart Device: No Is Smart Device: Yes Body Material: aluminum Voltage: ≤36v Choice: yes semi_Choice: yes