Newest technology SMD ultra high output flashlight. Cures Solarez resin with the correct wavelength. Typically cures Solarez resin in 30 seconds or less. Also has heat-abating Pulse Power function. This reduces resin shrinkage and yellowing and increases bond. Comes complete with one rechargeable 18650 Lithium Ion battery and digital battery charger, good for hours of high-intensity light and hundreds of re-charges. Charger has polarity indicator warning and READY signal.