A few good questions.
Which is better, the UltraFire C15S 365nm UV or the UltraFire EX3 Flat EDC?
Neither wins for everyone. Choose the UltraFire C15S 365nm UV for hunters who want a filtered UV light for following a blood trail after the shot. Choose the UltraFire EX3 Flat EDC for hikers and campers who want a flat pocket light with white, UV, and laser modes in one body.
Which one is cheaper?
The UltraFire EX3 Flat EDC costs $3.00 less than the UltraFire C15S 365nm UV at the prices we checked.
Is there a UltraFire discount code?
Yes. Code SEBASTIANBASSOL gives 8% off on the official UltraFire store. Paste it at checkout and the saving shows in your order summary.
Who should skip the UltraFire C15S 365nm UV?
Look elsewhere if you want one light for general camp use, a published runtime, or a light that fits a pocket.
Who should skip the UltraFire EX3 Flat EDC?
Look elsewhere if you want a replaceable battery, a waterproof light for submersion, or a long-throw hunting beam.