FAST DRYING: 60S quick-drying phototherapy adhesive, improved concentrated tube beads, after repeated testing by manicurists, the extension adhesive can also dry in 60s. EFFICIENCY LED: New improved light chips, 3 high-efficiency LED diodes, omnidirectional collection, solve the problem of slow baking glue from a single light source. PORTABLE SIZE: Portable design, portable size, heavy weight, perfect to carry. Useful tools, excellent tools for professional manicure techniques and beginner manicures. USB CHARGER: independent USB charger, original power supply, more stable and safe output. Designed dla professional manicurists. EXPERIENCES DISCOMFORT: Simulates sunlight, does not harm the eye, fluorescent LED chips can effectively filter black hand light, relive hand discomfort. Specification: Item Type: Small lampa for Nails Material: ABS Power: 3W Number of light chips: 3pcs Light Source Band: 395405nm Power supply: lithium-ion battery (built-in) Battery capacity: 200 mAh List of packages: 1 x small lampa for nails 1 USB cable 1 x Manual To connect the adapter, click the button to set the timer to 45 seconds by default. Long prof the button sets the timer to 60 seconds.