Wuben X-O blue indicator blinks, but no power

[maxrep12]

Just received a Wuben XO. Charged it up, but it will not respond when pressing the on switch. The only thing rhe blue indicator top light does is blink 3 times whenever I press or hold the on/off switch.

I
I have tried to press the switch 4 times to lock and unlock the light but it does nothing.

 

[zs&tas]

Just received a Wuben XO. Charged it up, but it will not respond when pressing the on switch. The only thing rhe blue indicator top light does is blink 3 times whenever I press or hold the on/off switch.

I
I have tried to press the switch 4 times to lock and unlock the light but it does nothing.

Checked battery voltage ?

 

[hsa]

Some lights ship with an insulator disk behind the battery. Is that removed?

 

[lightknot]

Read your owners manual.