1. 2 x CREE Xlamp XM-L U2 LED, Super bright。
2. Innovation patented design。
3. Special double LEDs with dual-circuit design providing a reliable safeguard.
4. Parallel circuit design offers single led use. Can be powered by single 18650 battery in extreme-circumstances.
5. Double holes and wide multi level design offer excellent heat dispersion
6. Double side switch offer user-friendly interface to turn on/off and adjust output.
7. 304 stainless steel bezel rings effectively protect the light from drops and impacts.
8. Toughened ultra-clear glass lens with anti-reflective coating and diamond coating.
9. Ergonomic design, Comfortable hold, and solid aluminum construction.
10. Wide input range provides more choices of batteries.
11.Reverse polarity protection, to protect from improper battery installation.
12.Over-discharge protection circuit, protects the batteries effectively.

Warning：
1.For your safety,please do NOT disassemble the flashlight by yourself.
2.Please put the batteries in right way as illustrated,flashlight can't work if batteries reverse.
3.Do not mix batteries of different types/brands. Do not mix batteries of different charge levels. Do not mix batteries of different capacity.Do not mix batteries of old and new.



Frequently Asked Questions:
Q: Why I can't disassemble flashlight?
A:Most of users aren't very clear the flashlight principle and construction. Users may miss / loss parts of flashlight when disassembly, and may cause flashlight loss protected / function that it should have in the original type.
Without any disassembly:
DT-20 have reverse polarity protected, to protect from improper battery installation. If batteries reverse, flashlight just can't work. Safe to use.
After disassembly:Lack installation parts of flashlight, may cause flashlight no more reverse polarity protected. In that case, reverse batteries may cause short-circuit, even explosion.
Q: Why need to read User manual / Specification?
A: DT-20 is parallel circuit design. Please put the batteries in right way as illustrated, flashlight can't work if batteries reverse.