Sierra Wireless airprime wismo218 User Manual
WA_DEV_W218_PTS_002
Rev 005
Page 75 of 109
Product Technical Specification &
Customer Design Guidelines
Rechargeable Battery Cell
Figure 35. RTC Supplied by a Rechargeable Battery Cell
Rechargeable battery cell: Sanyo ML614
Estimated range with fully charged 3.4mAh rechargeable battery: at least 7 days.
Caution: Before battery cell assembly, ensure that cell voltage is lower than 3.0V to avoid damaging the
WISMO218.