The Tornado-T manual battery comes with a 650mAh capacity, giving you between 8-12 hours use before needing to re-charge the battery unit.
Special features of Tornado-T battery
The Tornado-T batteries can be switched on or completely off with five clicks of the manual button, eliminating the need for button protectors and the risk of accidental activation in storage.
The battery has a constant output of 3.3V.
The battery has strengthened short circuit protection and over discharge protection.