two types of LED light: Flashing, and Constant Glow
Small (4.5" in total length) and lightweight (0.33 oz)
Use replaceable button batteries
How to turn it on/off:
To turn on simply twist the bottom base to the end, to opposite direction to turn off.
Changing batteries just rotate the base until open.
To help our ocean live, please recycle the batteries after worn out.
Anti-rust treatment, Product size: 15mm dia x 120mm (L)
Super bright LED x 1pc (Total length is 4.5", battery compartment is 1.5", and the lighted tube is 3")
LED life time: 100,000 hours
Battery: LR44 (or the equivalent to) x 3 pcs; Burn time: 50hours; Underwater: 300feet
This is no intention to replace flashlight, but a soft light glow, diver recognition, marker lights perhaps.