all built into the mouthpiece
Over charging protection
Each of the four battery slots monitors and charges independently
All of the internal components have been re-enforced and shock mounted
Ceramics and Metal
NITECORE i4 Intellicharge Decoded all built into the mouthpieceCapable of charging 4 batteries simultaneously; Each of the four battery slots monitors and charges independently Compatible with and identifies Li ion (26650, 22650, 18650, 17670, 18490, 17500, 18350, 16340(RCR123), 14500, 10440), Ni MH, IMR and Ni Cd (AA, AAA, AAAA, C) rechargeable batteries Features three charging modes (CC, CV and Trickle Charge); Optimized charging design for IMR batteries Automatically detects battery status and selects the