Don't hesitate just buy it.... long lasting battery and USB recharging

This powerful UV light is perfect for curing Loon’s UV products either individually or at a volume rate. A push button on/off and a powerful beam makes curing UV products simpler than ever. One AA battery included.

FEATURES:

• UV light for curing Loon’s UV products
• High intensity light for tying and bench applications
• Uses 1 AA battery (included)

DIRECTIONS FOR USE:

While indoors or shaded from the sun apply Loon UV product and form into desired shape. To cure, shine UV Bench Light on UV product. UV Product should be fully cured and hardened in 15 seconds.