Equipped with a timer setting of 30 and 60 seconds and a wave length of 400nm, this DC 12V 39W LED lamp is made of ABS resin and has an adjustable angle of 45 degrees, allowing it to cure 5 fingers at a time. Removing the top part allows use of the lamp with a power source, while attaching the top and base to the lamp provides up to 4 hours of usage without a power source if the device has been fully charged.