510 Automatic Battery
*180mAh Rechargeable Lithium Automatic battery for JOYE510
*These Batteries have NO 5 second cutoff time
(one full-charged new battery can support about 220 mouthfuls)

510 Automatic Battery
*180mAh Rechargeable Lithium Automatic battery for JOYE510
(one full-charged new battery can support about 180 mouthfuls)Rechargeable Lithium Battery 901   
*These batteries do not have 5-second cut-off time

AVAILABLE COLORS:
BLACK (w/BLUE LED), BLUE (w/BLUE LED), COPPER w/PURPLE LED),  STEEL (w/BLUE LED),  TITANIUM (w/RED LED), WHITE (w/RED LED)