NiteCore Tube is a lightweight, compact key chain light the packs an incredibly bright red light for it's small stature. Red light has the amazing effect of allowing the human eye to retain night vision, keeping the pupil dilated so you can see more in the dark which makes it perfect for star gazing, navigation and reading maps at night. It is also rechargeable with built-in rechargeable battery and micro-USB charging port. Use it to see more clearly in fog or as an emergency signal.
- Brightness: 13 lumens
- Runtime: 1 hour
- Dimensions: 2.22” x 0.83” x 0.31” (56.5mm x 21mm x 8mm)
- Weight: 0.34oz (9.6 gram)(with battery)
- Lightweight and handy design
- Featuring high power red LED
- Integrated intelligent Li-ion battery charging circuit (micro-USB charging port)
- Built-in rechargeable Li-ion battery provides runtime up to 1 hour
- Single switch offers easy one-handed operation
- Constructed from durable Polycarbonate materials
- Dual metal key ring connector withstands up to 77lbs weight(35 kg)
- Impact resistant to 1.5 meters
On/off : press the switch to turn on and off.
Lockout/unlock: press and hold the switch for 3 seconds to lock out the light after a flash of red light to avoid accidental activation. To unlock, press and hold the switch for 3 seconds again.
Content in Package: Tube keychain light, key ring
Note: The manufacture package does not include a charging wire (Micro USB to USB, similar to the one used in most smartphones). It is supplied as an accessory option.