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Please give the model and serial number of your unit.
See details for the battery selection.
Battery pack with 10 or 12 AAA rechargeable batteries.
The SRT and the SX are suitable for a 10-pack and 12-pack.
Also to replace a battery pack with 8 AAA batteries.
Model | Firmware | Battery(# cells) | Charger | Replacement: | |
SR | 8 or 10 | 12-19.5V | best use 10 cel | ||
SC/SCT | 8 or 10 | 12-19.5V | best use 10 cel | ||
AA | 8 cell | 12 -19.5V | 10 cell but require 19.5V charger | ||
AA+ (SRT) | 10 cell | 16-19.5V | 10 cell; 8 cell only with 12V charger | ||
SRT+ | 10 cell | 16-19.5V | 10 cell; 8 cell only with 12V charger | ||
SX | Firmware 1.xx | 10 cell | 16-19.5V | 10 cell | |
SX | Firmware 2.xx | 12 cell | 19.5V | 12 cell |