Next-generation energy management
 
BETA4 NT for NT4 table charger. Li-ion technology: no "memory effect“. Charge your handle how you like without worrying about charge level or battery condition. 
 
High capacity: more than double the capacity compared to previous NiMH rechargeable batteries. 
 
High quality metal construction for strength and durability. 
 
Quick charge: only approx. 2 hours to recharge with NT4 table charger. 
 
Charge Status Indicator: light pulses from the illuminated charging wells indicating the charging mode.
Continuous light indicates that the charging process has been completed. 
 
Charge Status Indicator on the BETA4 NT bottom insert: the indicator illuminates in orange when the battery needs to be recharged.