User's Manual Part 1

6 - 6 WT6000 User Guide
Charge batteries in temperatures from 0 °C to 40 °C (32 °F to 104 °F). The device or cradle always performs
battery charging in a safe and intelligent manner. At higher temperatures (e.g. approximately +37 °C (+98 °F)) the
device or cradle may for small periods of time alternately enable and disable battery charging to keep the battery at
acceptable temperatures. The device and cradle indicates when charging is disabled due to abnormal
temperatures via its LED.
Fast Blinking Red
(2 blinks/second)
Charging error, e.g.:
- Temperature is too low or too high.
- Charging has gone on too long without completion (typically eight hours).
Solid Red Unhealthy battery is charging or fully charged.
Table 6-2 Charging LED Indicators (Continued)
State Indication